Home / 42,646,543.30-63,969,814.95-34,993,792.90

Finding the Fourth Proportional to 42,646,543.30, 63,969,814.95 and 34,993,792.90

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Solution

The fourth proportional to 42,646,543.30, 63,969,814.95 and 34,993,792.90 is: 52,490,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646,543.30 : 63,969,814.95 = 34,993,792.90 : x
  2. Step 2: Convert to fraction form
    42,646,543.30/63,969,814.95 = 34,993,792.90/x
  3. Step 3: Cross multiply
    42,646,543.30x = 63,969,814.95 × 34,993,792.90
  4. Step 4: Simplify right side
    42,646,543.30x = 2,238,546,456,211,623.75
  5. Step 5: Solve for x
    x = 2,238,546,456,211,623.75/42,646,543.30
  6. Step 6: Final answer
    x = 52,490,689.35

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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.