Home / 238,511,519.80-357,790,899.30-83,041,407.70

Finding the Fourth Proportional to 238,511,519.80, 357,790,899.30 and 83,041,407.70

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Solution

The fourth proportional to 238,511,519.80, 357,790,899.30 and 83,041,407.70 is: 124,570,335.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,511,519.80 : 357,790,899.30 = 83,041,407.70 : x
  2. Step 2: Convert to fraction form
    238,511,519.80/357,790,899.30 = 83,041,407.70/x
  3. Step 3: Cross multiply
    238,511,519.80x = 357,790,899.30 × 83,041,407.70
  4. Step 4: Simplify right side
    238,511,519.80x = 29,711,459,940,120,948
  5. Step 5: Solve for x
    x = 29,711,459,940,120,948/238,511,519.80
  6. Step 6: Final answer
    x = 124,570,335.07

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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.