Home / 127,695,371.66-176,218,810.11-71,958,695.85

Finding the Fourth Proportional to 127,695,371.66, 176,218,810.11 and 71,958,695.85

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Solution

The fourth proportional to 127,695,371.66, 176,218,810.11 and 71,958,695.85 is: 99,302,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,695,371.66 : 176,218,810.11 = 71,958,695.85 : x
  2. Step 2: Convert to fraction form
    127,695,371.66/176,218,810.11 = 71,958,695.85/x
  3. Step 3: Cross multiply
    127,695,371.66x = 176,218,810.11 × 71,958,695.85
  4. Step 4: Simplify right side
    127,695,371.66x = 12,680,475,759,754,396
  5. Step 5: Solve for x
    x = 12,680,475,759,754,396/127,695,371.66
  6. Step 6: Final answer
    x = 99,302,547.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.