Home / 132,217,873.40-198,326,810.10-131,462,046.20

Finding the Fourth Proportional to 132,217,873.40, 198,326,810.10 and 131,462,046.20

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Solution

The fourth proportional to 132,217,873.40, 198,326,810.10 and 131,462,046.20 is: 197,193,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,217,873.40 : 198,326,810.10 = 131,462,046.20 : x
  2. Step 2: Convert to fraction form
    132,217,873.40/198,326,810.10 = 131,462,046.20/x
  3. Step 3: Cross multiply
    132,217,873.40x = 198,326,810.10 × 131,462,046.20
  4. Step 4: Simplify right side
    132,217,873.40x = 26,072,448,272,064,828
  5. Step 5: Solve for x
    x = 26,072,448,272,064,828/132,217,873.40
  6. Step 6: Final answer
    x = 197,193,069.30

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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.