Home / 15,116,598,615.60-22,674,897,923.40-7,769,958,231.60

Finding the Fourth Proportional to 15,116,598,615.60, 22,674,897,923.40 and 7,769,958,231.60

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Solution

The fourth proportional to 15,116,598,615.60, 22,674,897,923.40 and 7,769,958,231.60 is: 11,654,937,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,598,615.60 : 22,674,897,923.40 = 7,769,958,231.60 : x
  2. Step 2: Convert to fraction form
    15,116,598,615.60/22,674,897,923.40 = 7,769,958,231.60/x
  3. Step 3: Cross multiply
    15,116,598,615.60x = 22,674,897,923.40 × 7,769,958,231.60
  4. Step 4: Simplify right side
    15,116,598,615.60x = 176,183,009,770,611,605,504
  5. Step 5: Solve for x
    x = 176,183,009,770,611,605,504/15,116,598,615.60
  6. Step 6: Final answer
    x = 11,654,937,347.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.