Home / 384,516,817.20-576,790,972.20-111,887,584.20

Finding the Fourth Proportional to 384,516,817.20, 576,790,972.20 and 111,887,584.20

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Solution

The fourth proportional to 384,516,817.20, 576,790,972.20 and 111,887,584.20 is: 167,835,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,516,817.20 : 576,790,972.20 = 111,887,584.20 : x
  2. Step 2: Convert to fraction form
    384,516,817.20/576,790,972.20 = 111,887,584.20/x
  3. Step 3: Cross multiply
    384,516,817.20x = 576,790,972.20 × 111,887,584.20
  4. Step 4: Simplify right side
    384,516,817.20x = 64,535,748,467,827,368
  5. Step 5: Solve for x
    x = 64,535,748,467,827,368/384,516,817.20
  6. Step 6: Final answer
    x = 167,835,958.22

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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.