Home / 42,200,408.40-63,300,612.60-39,366,056.40

Finding the Fourth Proportional to 42,200,408.40, 63,300,612.60 and 39,366,056.40

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Solution

The fourth proportional to 42,200,408.40, 63,300,612.60 and 39,366,056.40 is: 59,049,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,200,408.40 : 63,300,612.60 = 39,366,056.40 : x
  2. Step 2: Convert to fraction form
    42,200,408.40/63,300,612.60 = 39,366,056.40/x
  3. Step 3: Cross multiply
    42,200,408.40x = 63,300,612.60 × 39,366,056.40
  4. Step 4: Simplify right side
    42,200,408.40x = 2,491,895,485,766,150.50
  5. Step 5: Solve for x
    x = 2,491,895,485,766,150.50/42,200,408.40
  6. Step 6: Final answer
    x = 59,049,084.60

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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.