Home / 495,576,508.42-742,695,126.92-188,701,217.38

Finding the Fourth Proportional to 495,576,508.42, 742,695,126.92 and 188,701,217.38

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Solution

The fourth proportional to 495,576,508.42, 742,695,126.92 and 188,701,217.38 is: 282,796,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,576,508.42 : 742,695,126.92 = 188,701,217.38 : x
  2. Step 2: Convert to fraction form
    495,576,508.42/742,695,126.92 = 188,701,217.38/x
  3. Step 3: Cross multiply
    495,576,508.42x = 742,695,126.92 × 188,701,217.38
  4. Step 4: Simplify right side
    495,576,508.42x = 140,147,474,591,997,600
  5. Step 5: Solve for x
    x = 140,147,474,591,997,600/495,576,508.42
  6. Step 6: Final answer
    x = 282,796,848.14

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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.