Home / 80,151,991,713.08-120,123,399,980.76-44,777,918,264.12

Finding the Fourth Proportional to 80,151,991,713.08, 120,123,399,980.76 and 44,777,918,264.12

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Solution

The fourth proportional to 80,151,991,713.08, 120,123,399,980.76 and 44,777,918,264.12 is: 67,108,448,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,151,991,713.08 : 120,123,399,980.76 = 44,777,918,264.12 : x
  2. Step 2: Convert to fraction form
    80,151,991,713.08/120,123,399,980.76 = 44,777,918,264.12/x
  3. Step 3: Cross multiply
    80,151,991,713.08x = 120,123,399,980.76 × 44,777,918,264.12
  4. Step 4: Simplify right side
    80,151,991,713.08x = 5,378,875,785,946,665,582,592
  5. Step 5: Solve for x
    x = 5,378,875,785,946,665,582,592/80,151,991,713.08
  6. Step 6: Final answer
    x = 67,108,448,224.24

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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.