Home / 236,918,032.40-355,587,000.60-139,752,246.80

Finding the Fourth Proportional to 236,918,032.40, 355,587,000.60 and 139,752,246.80

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Solution

The fourth proportional to 236,918,032.40, 355,587,000.60 and 139,752,246.80 is: 209,752,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,918,032.40 : 355,587,000.60 = 139,752,246.80 : x
  2. Step 2: Convert to fraction form
    236,918,032.40/355,587,000.60 = 139,752,246.80/x
  3. Step 3: Cross multiply
    236,918,032.40x = 355,587,000.60 × 139,752,246.80
  4. Step 4: Simplify right side
    236,918,032.40x = 49,694,082,266,722,952
  5. Step 5: Solve for x
    x = 49,694,082,266,722,952/236,918,032.40
  6. Step 6: Final answer
    x = 209,752,215.83

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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.