Home / 185,538,763.50-278,185,312.40-88,509,446.70

Finding the Fourth Proportional to 185,538,763.50, 278,185,312.40 and 88,509,446.70

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Solution

The fourth proportional to 185,538,763.50, 278,185,312.40 and 88,509,446.70 is: 132,705,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,538,763.50 : 278,185,312.40 = 88,509,446.70 : x
  2. Step 2: Convert to fraction form
    185,538,763.50/278,185,312.40 = 88,509,446.70/x
  3. Step 3: Cross multiply
    185,538,763.50x = 278,185,312.40 × 88,509,446.70
  4. Step 4: Simplify right side
    185,538,763.50x = 24,622,028,080,148,100
  5. Step 5: Solve for x
    x = 24,622,028,080,148,100/185,538,763.50
  6. Step 6: Final answer
    x = 132,705,573.84

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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.