Home / 132,341,018.40-198,511,599.60-41,471,719.20

Finding the Fourth Proportional to 132,341,018.40, 198,511,599.60 and 41,471,719.20

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Solution

The fourth proportional to 132,341,018.40, 198,511,599.60 and 41,471,719.20 is: 62,207,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,341,018.40 : 198,511,599.60 = 41,471,719.20 : x
  2. Step 2: Convert to fraction form
    132,341,018.40/198,511,599.60 = 41,471,719.20/x
  3. Step 3: Cross multiply
    132,341,018.40x = 198,511,599.60 × 41,471,719.20
  4. Step 4: Simplify right side
    132,341,018.40x = 8,232,617,316,554,033
  5. Step 5: Solve for x
    x = 8,232,617,316,554,033/132,341,018.40
  6. Step 6: Final answer
    x = 62,207,601.36

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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.