Home / 220,748,017.16-331,173,259.96-75,182,839.68

Finding the Fourth Proportional to 220,748,017.16, 331,173,259.96 and 75,182,839.68

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Solution

The fourth proportional to 220,748,017.16, 331,173,259.96 and 75,182,839.68 is: 112,791,708.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,748,017.16 : 331,173,259.96 = 75,182,839.68 : x
  2. Step 2: Convert to fraction form
    220,748,017.16/331,173,259.96 = 75,182,839.68/x
  3. Step 3: Cross multiply
    220,748,017.16x = 331,173,259.96 × 75,182,839.68
  4. Step 4: Simplify right side
    220,748,017.16x = 24,898,546,109,875,644
  5. Step 5: Solve for x
    x = 24,898,546,109,875,644/220,748,017.16
  6. Step 6: Final answer
    x = 112,791,708.98

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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.