Home / 131,584,035.10-197,376,052.65-129,344,547.10

Finding the Fourth Proportional to 131,584,035.10, 197,376,052.65 and 129,344,547.10

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Solution

The fourth proportional to 131,584,035.10, 197,376,052.65 and 129,344,547.10 is: 194,016,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,584,035.10 : 197,376,052.65 = 129,344,547.10 : x
  2. Step 2: Convert to fraction form
    131,584,035.10/197,376,052.65 = 129,344,547.10/x
  3. Step 3: Cross multiply
    131,584,035.10x = 197,376,052.65 × 129,344,547.10
  4. Step 4: Simplify right side
    131,584,035.10x = 25,529,516,138,400,004
  5. Step 5: Solve for x
    x = 25,529,516,138,400,004/131,584,035.10
  6. Step 6: Final answer
    x = 194,016,820.65

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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.