Home / 56,169,622.60-84,254,433.90-47,687,561.80

Finding the Fourth Proportional to 56,169,622.60, 84,254,433.90 and 47,687,561.80

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Solution

The fourth proportional to 56,169,622.60, 84,254,433.90 and 47,687,561.80 is: 71,531,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,169,622.60 : 84,254,433.90 = 47,687,561.80 : x
  2. Step 2: Convert to fraction form
    56,169,622.60/84,254,433.90 = 47,687,561.80/x
  3. Step 3: Cross multiply
    56,169,622.60x = 84,254,433.90 × 47,687,561.80
  4. Step 4: Simplify right side
    56,169,622.60x = 4,017,888,523,530,265
  5. Step 5: Solve for x
    x = 4,017,888,523,530,265/56,169,622.60
  6. Step 6: Final answer
    x = 71,531,342.70

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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.