Home / 158,976,543.60-238,464,815.40-132,102,687.60

Finding the Fourth Proportional to 158,976,543.60, 238,464,815.40 and 132,102,687.60

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Solution

The fourth proportional to 158,976,543.60, 238,464,815.40 and 132,102,687.60 is: 198,154,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,543.60 : 238,464,815.40 = 132,102,687.60 : x
  2. Step 2: Convert to fraction form
    158,976,543.60/238,464,815.40 = 132,102,687.60/x
  3. Step 3: Cross multiply
    158,976,543.60x = 238,464,815.40 × 132,102,687.60
  4. Step 4: Simplify right side
    158,976,543.60x = 31,501,843,012,377,868
  5. Step 5: Solve for x
    x = 31,501,843,012,377,868/158,976,543.60
  6. Step 6: Final answer
    x = 198,154,031.40

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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.