Home / 56,165,613.60-84,248,420.40-47,095,687.20

Finding the Fourth Proportional to 56,165,613.60, 84,248,420.40 and 47,095,687.20

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Solution

The fourth proportional to 56,165,613.60, 84,248,420.40 and 47,095,687.20 is: 70,643,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,613.60 : 84,248,420.40 = 47,095,687.20 : x
  2. Step 2: Convert to fraction form
    56,165,613.60/84,248,420.40 = 47,095,687.20/x
  3. Step 3: Cross multiply
    56,165,613.60x = 84,248,420.40 × 47,095,687.20
  4. Step 4: Simplify right side
    56,165,613.60x = 3,967,737,254,252,499.50
  5. Step 5: Solve for x
    x = 3,967,737,254,252,499.50/56,165,613.60
  6. Step 6: Final answer
    x = 70,643,530.80

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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.