Home / 442,830,886.92-664,309,723.50-136,148,750.28

Finding the Fourth Proportional to 442,830,886.92, 664,309,723.50 and 136,148,750.28

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Solution

The fourth proportional to 442,830,886.92, 664,309,723.50 and 136,148,750.28 is: 204,242,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,830,886.92 : 664,309,723.50 = 136,148,750.28 : x
  2. Step 2: Convert to fraction form
    442,830,886.92/664,309,723.50 = 136,148,750.28/x
  3. Step 3: Cross multiply
    442,830,886.92x = 664,309,723.50 × 136,148,750.28
  4. Step 4: Simplify right side
    442,830,886.92x = 90,444,938,653,377,344
  5. Step 5: Solve for x
    x = 90,444,938,653,377,344/442,830,886.92
  6. Step 6: Final answer
    x = 204,242,615.69

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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.