Home / 56,290,876.90-77,641,364.23-51,659,617.32

Finding the Fourth Proportional to 56,290,876.90, 77,641,364.23 and 51,659,617.32

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Solution

The fourth proportional to 56,290,876.90, 77,641,364.23 and 51,659,617.32 is: 71,253,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,290,876.90 : 77,641,364.23 = 51,659,617.32 : x
  2. Step 2: Convert to fraction form
    56,290,876.90/77,641,364.23 = 51,659,617.32/x
  3. Step 3: Cross multiply
    56,290,876.90x = 77,641,364.23 × 51,659,617.32
  4. Step 4: Simplify right side
    56,290,876.90x = 4,010,923,164,195,388
  5. Step 5: Solve for x
    x = 4,010,923,164,195,388/56,290,876.90
  6. Step 6: Final answer
    x = 71,253,520.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.