Home / 56,169,623.10-84,254,434.65-47,687,562.30

Finding the Fourth Proportional to 56,169,623.10, 84,254,434.65 and 47,687,562.30

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Solution

The fourth proportional to 56,169,623.10, 84,254,434.65 and 47,687,562.30 is: 71,531,343.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,169,623.10 : 84,254,434.65 = 47,687,562.30 : x
  2. Step 2: Convert to fraction form
    56,169,623.10/84,254,434.65 = 47,687,562.30/x
  3. Step 3: Cross multiply
    56,169,623.10x = 84,254,434.65 × 47,687,562.30
  4. Step 4: Simplify right side
    56,169,623.10x = 4,017,888,601,423,153.50
  5. Step 5: Solve for x
    x = 4,017,888,601,423,153.50/56,169,623.10
  6. Step 6: Final answer
    x = 71,531,343.45

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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.