Home / 442,872,001.35-664,308,002.03-236,247,740.55

Finding the Fourth Proportional to 442,872,001.35, 664,308,002.03 and 236,247,740.55

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Solution

The fourth proportional to 442,872,001.35, 664,308,002.03 and 236,247,740.55 is: 354,371,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,872,001.35 : 664,308,002.03 = 236,247,740.55 : x
  2. Step 2: Convert to fraction form
    442,872,001.35/664,308,002.03 = 236,247,740.55/x
  3. Step 3: Cross multiply
    442,872,001.35x = 664,308,002.03 × 236,247,740.55
  4. Step 4: Simplify right side
    442,872,001.35x = 156,941,264,507,691,072
  5. Step 5: Solve for x
    x = 156,941,264,507,691,072/442,872,001.35
  6. Step 6: Final answer
    x = 354,371,610.83

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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.