Home / 134,165,117.96-185,148,489.78-76,221,545.48

Finding the Fourth Proportional to 134,165,117.96, 185,148,489.78 and 76,221,545.48

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Solution

The fourth proportional to 134,165,117.96, 185,148,489.78 and 76,221,545.48 is: 105,186,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,165,117.96 : 185,148,489.78 = 76,221,545.48 : x
  2. Step 2: Convert to fraction form
    134,165,117.96/185,148,489.78 = 76,221,545.48/x
  3. Step 3: Cross multiply
    134,165,117.96x = 185,148,489.78 × 76,221,545.48
  4. Step 4: Simplify right side
    134,165,117.96x = 14,112,304,034,319,586
  5. Step 5: Solve for x
    x = 14,112,304,034,319,586/134,165,117.96
  6. Step 6: Final answer
    x = 105,186,088.97

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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.