Home / 87,054,191.64-120,135,737.96-47,361,948.01

Finding the Fourth Proportional to 87,054,191.64, 120,135,737.96 and 47,361,948.01

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Solution

The fourth proportional to 87,054,191.64, 120,135,737.96 and 47,361,948.01 is: 65,360,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,054,191.64 : 120,135,737.96 = 47,361,948.01 : x
  2. Step 2: Convert to fraction form
    87,054,191.64/120,135,737.96 = 47,361,948.01/x
  3. Step 3: Cross multiply
    87,054,191.64x = 120,135,737.96 × 47,361,948.01
  4. Step 4: Simplify right side
    87,054,191.64x = 5,689,862,575,222,569
  5. Step 5: Solve for x
    x = 5,689,862,575,222,569/87,054,191.64
  6. Step 6: Final answer
    x = 65,360,007.00

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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.