Home / 220,748,012.65-331,173,253.20-75,182,835.16

Finding the Fourth Proportional to 220,748,012.65, 331,173,253.20 and 75,182,835.16

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Solution

The fourth proportional to 220,748,012.65, 331,173,253.20 and 75,182,835.16 is: 112,791,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,748,012.65 : 331,173,253.20 = 75,182,835.16 : x
  2. Step 2: Convert to fraction form
    220,748,012.65/331,173,253.20 = 75,182,835.16/x
  3. Step 3: Cross multiply
    220,748,012.65x = 331,173,253.20 × 75,182,835.16
  4. Step 4: Simplify right side
    220,748,012.65x = 24,898,544,104,736,540
  5. Step 5: Solve for x
    x = 24,898,544,104,736,540/220,748,012.65
  6. Step 6: Final answer
    x = 112,791,702.20

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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.