Home / 42,100,230.30-63,150,345.45-28,495,340.70

Finding the Fourth Proportional to 42,100,230.30, 63,150,345.45 and 28,495,340.70

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Solution

The fourth proportional to 42,100,230.30, 63,150,345.45 and 28,495,340.70 is: 42,743,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,100,230.30 : 63,150,345.45 = 28,495,340.70 : x
  2. Step 2: Convert to fraction form
    42,100,230.30/63,150,345.45 = 28,495,340.70/x
  3. Step 3: Cross multiply
    42,100,230.30x = 63,150,345.45 × 28,495,340.70
  4. Step 4: Simplify right side
    42,100,230.30x = 1,799,490,608,920,444.75
  5. Step 5: Solve for x
    x = 1,799,490,608,920,444.75/42,100,230.30
  6. Step 6: Final answer
    x = 42,743,011.05

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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.