Home / 101,614,853.86-140,218,380.30-57,553,058.68

Finding the Fourth Proportional to 101,614,853.86, 140,218,380.30 and 57,553,058.68

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Solution

The fourth proportional to 101,614,853.86, 140,218,380.30 and 57,553,058.68 is: 79,417,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,614,853.86 : 140,218,380.30 = 57,553,058.68 : x
  2. Step 2: Convert to fraction form
    101,614,853.86/140,218,380.30 = 57,553,058.68/x
  3. Step 3: Cross multiply
    101,614,853.86x = 140,218,380.30 × 57,553,058.68
  4. Step 4: Simplify right side
    101,614,853.86x = 8,069,996,669,420,457
  5. Step 5: Solve for x
    x = 8,069,996,669,420,457/101,614,853.86
  6. Step 6: Final answer
    x = 79,417,490.29

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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.