Home / 7,658,615,999.80-11,487,923,999.70-4,701,306,267.10

Finding the Fourth Proportional to 7,658,615,999.80, 11,487,923,999.70 and 4,701,306,267.10

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Solution

The fourth proportional to 7,658,615,999.80, 11,487,923,999.70 and 4,701,306,267.10 is: 7,051,959,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,615,999.80 : 11,487,923,999.70 = 4,701,306,267.10 : x
  2. Step 2: Convert to fraction form
    7,658,615,999.80/11,487,923,999.70 = 4,701,306,267.10/x
  3. Step 3: Cross multiply
    7,658,615,999.80x = 11,487,923,999.70 × 4,701,306,267.10
  4. Step 4: Simplify right side
    7,658,615,999.80x = 54,008,249,095,758,118,912
  5. Step 5: Solve for x
    x = 54,008,249,095,758,118,912/7,658,615,999.80
  6. Step 6: Final answer
    x = 7,051,959,400.65

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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.