Home / 131,584,038.10-197,376,057.15-129,344,550.10

Finding the Fourth Proportional to 131,584,038.10, 197,376,057.15 and 129,344,550.10

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Solution

The fourth proportional to 131,584,038.10, 197,376,057.15 and 129,344,550.10 is: 194,016,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,584,038.10 : 197,376,057.15 = 129,344,550.10 : x
  2. Step 2: Convert to fraction form
    131,584,038.10/197,376,057.15 = 129,344,550.10/x
  3. Step 3: Cross multiply
    131,584,038.10x = 197,376,057.15 × 129,344,550.10
  4. Step 4: Simplify right side
    131,584,038.10x = 25,529,517,312,578,636
  5. Step 5: Solve for x
    x = 25,529,517,312,578,636/131,584,038.10
  6. Step 6: Final answer
    x = 194,016,825.15

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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.