Home / 587,437,331.60-881,155,997.40-281,327,315.60

Finding the Fourth Proportional to 587,437,331.60, 881,155,997.40 and 281,327,315.60

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Solution

The fourth proportional to 587,437,331.60, 881,155,997.40 and 281,327,315.60 is: 421,990,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,437,331.60 : 881,155,997.40 = 281,327,315.60 : x
  2. Step 2: Convert to fraction form
    587,437,331.60/881,155,997.40 = 281,327,315.60/x
  3. Step 3: Cross multiply
    587,437,331.60x = 881,155,997.40 × 281,327,315.60
  4. Step 4: Simplify right side
    587,437,331.60x = 247,893,251,373,382,592
  5. Step 5: Solve for x
    x = 247,893,251,373,382,592/587,437,331.60
  6. Step 6: Final answer
    x = 421,990,973.40

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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.