Home / 240,250,848.30-360,376,272.45-86,920,569.90

Finding the Fourth Proportional to 240,250,848.30, 360,376,272.45 and 86,920,569.90

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Solution

The fourth proportional to 240,250,848.30, 360,376,272.45 and 86,920,569.90 is: 130,380,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,250,848.30 : 360,376,272.45 = 86,920,569.90 : x
  2. Step 2: Convert to fraction form
    240,250,848.30/360,376,272.45 = 86,920,569.90/x
  3. Step 3: Cross multiply
    240,250,848.30x = 360,376,272.45 × 86,920,569.90
  4. Step 4: Simplify right side
    240,250,848.30x = 31,324,110,979,791,672
  5. Step 5: Solve for x
    x = 31,324,110,979,791,672/240,250,848.30
  6. Step 6: Final answer
    x = 130,380,854.85

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1.5x scale

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.