Home / 982,546,637.40-1,355,920,914.78-536,513,097.69

Finding the Fourth Proportional to 982,546,637.40, 1,355,920,914.78 and 536,513,097.69

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Solution

The fourth proportional to 982,546,637.40, 1,355,920,914.78 and 536,513,097.69 is: 740,391,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,546,637.40 : 1,355,920,914.78 = 536,513,097.69 : x
  2. Step 2: Convert to fraction form
    982,546,637.40/1,355,920,914.78 = 536,513,097.69/x
  3. Step 3: Cross multiply
    982,546,637.40x = 1,355,920,914.78 × 536,513,097.69
  4. Step 4: Simplify right side
    982,546,637.40x = 727,469,330,211,276,288
  5. Step 5: Solve for x
    x = 727,469,330,211,276,288/982,546,637.40
  6. Step 6: Final answer
    x = 740,391,654.22

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.