Home / 101,613,748.86-140,216,855.49-57,551,953.68

Finding the Fourth Proportional to 101,613,748.86, 140,216,855.49 and 57,551,953.68

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Solution

The fourth proportional to 101,613,748.86, 140,216,855.49 and 57,551,953.68 is: 79,415,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,613,748.86 : 140,216,855.49 = 57,551,953.68 : x
  2. Step 2: Convert to fraction form
    101,613,748.86/140,216,855.49 = 57,551,953.68/x
  3. Step 3: Cross multiply
    101,613,748.86x = 140,216,855.49 × 57,551,953.68
  4. Step 4: Simplify right side
    101,613,748.86x = 8,069,753,972,315,734
  5. Step 5: Solve for x
    x = 8,069,753,972,315,734/101,613,748.86
  6. Step 6: Final answer
    x = 79,415,965.49

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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.