Home / 102,547,397.32-153,817,087.02-25,869,470.92

Finding the Fourth Proportional to 102,547,397.32, 153,817,087.02 and 25,869,470.92

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Solution

The fourth proportional to 102,547,397.32, 153,817,087.02 and 25,869,470.92 is: 38,803,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,547,397.32 : 153,817,087.02 = 25,869,470.92 : x
  2. Step 2: Convert to fraction form
    102,547,397.32/153,817,087.02 = 25,869,470.92/x
  3. Step 3: Cross multiply
    102,547,397.32x = 153,817,087.02 × 25,869,470.92
  4. Step 4: Simplify right side
    102,547,397.32x = 3,979,166,659,663,000
  5. Step 5: Solve for x
    x = 3,979,166,659,663,000/102,547,397.32
  6. Step 6: Final answer
    x = 38,803,195.05

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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.