Home / 103,662,237,421.39-155,493,356,132.08-29,132,220,850.02

Finding the Fourth Proportional to 103,662,237,421.39, 155,493,356,132.08 and 29,132,220,850.02

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Solution

The fourth proportional to 103,662,237,421.39, 155,493,356,132.08 and 29,132,220,850.02 is: 43,698,331,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,662,237,421.39 : 155,493,356,132.08 = 29,132,220,850.02 : x
  2. Step 2: Convert to fraction form
    103,662,237,421.39/155,493,356,132.08 = 29,132,220,850.02/x
  3. Step 3: Cross multiply
    103,662,237,421.39x = 155,493,356,132.08 × 29,132,220,850.02
  4. Step 4: Simplify right side
    103,662,237,421.39x = 4,529,866,791,550,566,006,784
  5. Step 5: Solve for x
    x = 4,529,866,791,550,566,006,784/103,662,237,421.39
  6. Step 6: Final answer
    x = 43,698,331,275.03

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Double scale
Find fourth proportional to 103,662,237,422.39, 155,493,356,133.58 and 29,132,220,851.02
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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.