Home / 42,100,266.30-63,150,399.45-28,495,376.70

Finding the Fourth Proportional to 42,100,266.30, 63,150,399.45 and 28,495,376.70

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Solution

The fourth proportional to 42,100,266.30, 63,150,399.45 and 28,495,376.70 is: 42,743,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,100,266.30 : 63,150,399.45 = 28,495,376.70 : x
  2. Step 2: Convert to fraction form
    42,100,266.30/63,150,399.45 = 28,495,376.70/x
  3. Step 3: Cross multiply
    42,100,266.30x = 63,150,399.45 × 28,495,376.70
  4. Step 4: Simplify right side
    42,100,266.30x = 1,799,494,421,083,222.75
  5. Step 5: Solve for x
    x = 1,799,494,421,083,222.75/42,100,266.30
  6. Step 6: Final answer
    x = 42,743,065.05

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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.