Home / 143,342,818.02-214,679,419.20-131,768,033.04

Finding the Fourth Proportional to 143,342,818.02, 214,679,419.20 and 131,768,033.04

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Solution

The fourth proportional to 143,342,818.02, 214,679,419.20 and 131,768,033.04 is: 197,344,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,342,818.02 : 214,679,419.20 = 131,768,033.04 : x
  2. Step 2: Convert to fraction form
    143,342,818.02/214,679,419.20 = 131,768,033.04/x
  3. Step 3: Cross multiply
    143,342,818.02x = 214,679,419.20 × 131,768,033.04
  4. Step 4: Simplify right side
    143,342,818.02x = 28,287,884,802,153,612
  5. Step 5: Solve for x
    x = 28,287,884,802,153,612/143,342,818.02
  6. Step 6: Final answer
    x = 197,344,277.12

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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.