Home / 304,516,146.12-456,399,717.28-120,098,508.36

Finding the Fourth Proportional to 304,516,146.12, 456,399,717.28 and 120,098,508.36

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Solution

The fourth proportional to 304,516,146.12, 456,399,717.28 and 120,098,508.36 is: 180,000,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,516,146.12 : 456,399,717.28 = 120,098,508.36 : x
  2. Step 2: Convert to fraction form
    304,516,146.12/456,399,717.28 = 120,098,508.36/x
  3. Step 3: Cross multiply
    304,516,146.12x = 456,399,717.28 × 120,098,508.36
  4. Step 4: Simplify right side
    304,516,146.12x = 54,812,925,261,253,712
  5. Step 5: Solve for x
    x = 54,812,925,261,253,712/304,516,146.12
  6. Step 6: Final answer
    x = 180,000,062.26

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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.