Home / 185,680,565.80-256,244,948.75-102,047,178.95

Finding the Fourth Proportional to 185,680,565.80, 256,244,948.75 and 102,047,178.95

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Solution

The fourth proportional to 185,680,565.80, 256,244,948.75 and 102,047,178.95 is: 140,828,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,680,565.80 : 256,244,948.75 = 102,047,178.95 : x
  2. Step 2: Convert to fraction form
    185,680,565.80/256,244,948.75 = 102,047,178.95/x
  3. Step 3: Cross multiply
    185,680,565.80x = 256,244,948.75 × 102,047,178.95
  4. Step 4: Simplify right side
    185,680,565.80x = 26,149,074,140,124,828
  5. Step 5: Solve for x
    x = 26,149,074,140,124,828/185,680,565.80
  6. Step 6: Final answer
    x = 140,828,276.93

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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.