Home / 117,507,428.20-176,277,731.10-36,719,972.20

Finding the Fourth Proportional to 117,507,428.20, 176,277,731.10 and 36,719,972.20

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Solution

The fourth proportional to 117,507,428.20, 176,277,731.10 and 36,719,972.20 is: 55,085,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,507,428.20 : 176,277,731.10 = 36,719,972.20 : x
  2. Step 2: Convert to fraction form
    117,507,428.20/176,277,731.10 = 36,719,972.20/x
  3. Step 3: Cross multiply
    117,507,428.20x = 176,277,731.10 × 36,719,972.20
  4. Step 4: Simplify right side
    117,507,428.20x = 6,472,913,385,471,076
  5. Step 5: Solve for x
    x = 6,472,913,385,471,076/117,507,428.20
  6. Step 6: Final answer
    x = 55,085,142.14

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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.