Home / 94,984,538.20-142,476,807.30-89,693,747.80

Finding the Fourth Proportional to 94,984,538.20, 142,476,807.30 and 89,693,747.80

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Solution

The fourth proportional to 94,984,538.20, 142,476,807.30 and 89,693,747.80 is: 134,540,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,984,538.20 : 142,476,807.30 = 89,693,747.80 : x
  2. Step 2: Convert to fraction form
    94,984,538.20/142,476,807.30 = 89,693,747.80/x
  3. Step 3: Cross multiply
    94,984,538.20x = 142,476,807.30 × 89,693,747.80
  4. Step 4: Simplify right side
    94,984,538.20x = 12,779,278,821,315,400
  5. Step 5: Solve for x
    x = 12,779,278,821,315,400/94,984,538.20
  6. Step 6: Final answer
    x = 134,540,621.70

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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.