Home / 104,642,318.90-156,857,962.77-65,808,524.33

Finding the Fourth Proportional to 104,642,318.90, 156,857,962.77 and 65,808,524.33

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Solution

The fourth proportional to 104,642,318.90, 156,857,962.77 and 65,808,524.33 is: 98,646,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,642,318.90 : 156,857,962.77 = 65,808,524.33 : x
  2. Step 2: Convert to fraction form
    104,642,318.90/156,857,962.77 = 65,808,524.33/x
  3. Step 3: Cross multiply
    104,642,318.90x = 156,857,962.77 × 65,808,524.33
  4. Step 4: Simplify right side
    104,642,318.90x = 10,322,591,059,303,780
  5. Step 5: Solve for x
    x = 10,322,591,059,303,780/104,642,318.90
  6. Step 6: Final answer
    x = 98,646,428.79

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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.