Home / 304,516,148.12-456,399,720.28-120,098,510.36

Finding the Fourth Proportional to 304,516,148.12, 456,399,720.28 and 120,098,510.36

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Solution

The fourth proportional to 304,516,148.12, 456,399,720.28 and 120,098,510.36 is: 180,000,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,516,148.12 : 456,399,720.28 = 120,098,510.36 : x
  2. Step 2: Convert to fraction form
    304,516,148.12/456,399,720.28 = 120,098,510.36/x
  3. Step 3: Cross multiply
    304,516,148.12x = 456,399,720.28 × 120,098,510.36
  4. Step 4: Simplify right side
    304,516,148.12x = 54,812,926,534,348,680
  5. Step 5: Solve for x
    x = 54,812,926,534,348,680/304,516,148.12
  6. Step 6: Final answer
    x = 180,000,065.26

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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.