Home / 102,564,057.77-141,532,793.01-56,145,332.33

Finding the Fourth Proportional to 102,564,057.77, 141,532,793.01 and 56,145,332.33

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Solution

The fourth proportional to 102,564,057.77, 141,532,793.01 and 56,145,332.33 is: 77,477,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,564,057.77 : 141,532,793.01 = 56,145,332.33 : x
  2. Step 2: Convert to fraction form
    102,564,057.77/141,532,793.01 = 56,145,332.33/x
  3. Step 3: Cross multiply
    102,564,057.77x = 141,532,793.01 × 56,145,332.33
  4. Step 4: Simplify right side
    102,564,057.77x = 7,946,405,699,139,550
  5. Step 5: Solve for x
    x = 7,946,405,699,139,550/102,564,057.77
  6. Step 6: Final answer
    x = 77,477,489.40

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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.