Home / 247,266,743.90-341,228,778.04-135,764,806.82

Finding the Fourth Proportional to 247,266,743.90, 341,228,778.04 and 135,764,806.82

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Solution

The fourth proportional to 247,266,743.90, 341,228,778.04 and 135,764,806.82 is: 187,355,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,266,743.90 : 341,228,778.04 = 135,764,806.82 : x
  2. Step 2: Convert to fraction form
    247,266,743.90/341,228,778.04 = 135,764,806.82/x
  3. Step 3: Cross multiply
    247,266,743.90x = 341,228,778.04 × 135,764,806.82
  4. Step 4: Simplify right side
    247,266,743.90x = 46,326,859,129,979,704
  5. Step 5: Solve for x
    x = 46,326,859,129,979,704/247,266,743.90
  6. Step 6: Final answer
    x = 187,355,802.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.