Home / 56,465,216.70-84,781,805.85-43,700,135.10

Finding the Fourth Proportional to 56,465,216.70, 84,781,805.85 and 43,700,135.10

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Solution

The fourth proportional to 56,465,216.70, 84,781,805.85 and 43,700,135.10 is: 65,615,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,465,216.70 : 84,781,805.85 = 43,700,135.10 : x
  2. Step 2: Convert to fraction form
    56,465,216.70/84,781,805.85 = 43,700,135.10/x
  3. Step 3: Cross multiply
    56,465,216.70x = 84,781,805.85 × 43,700,135.10
  4. Step 4: Simplify right side
    56,465,216.70x = 3,704,976,369,666,970
  5. Step 5: Solve for x
    x = 3,704,976,369,666,970/56,465,216.70
  6. Step 6: Final answer
    x = 65,615,197.93

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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.