Home / 453,196,358.25-679,794,537.78-146,488,471.53

Finding the Fourth Proportional to 453,196,358.25, 679,794,537.78 and 146,488,471.53

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Solution

The fourth proportional to 453,196,358.25, 679,794,537.78 and 146,488,471.53 is: 219,732,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,196,358.25 : 679,794,537.78 = 146,488,471.53 : x
  2. Step 2: Convert to fraction form
    453,196,358.25/679,794,537.78 = 146,488,471.53/x
  3. Step 3: Cross multiply
    453,196,358.25x = 679,794,537.78 × 146,488,471.53
  4. Step 4: Simplify right side
    453,196,358.25x = 99,582,062,793,835,040
  5. Step 5: Solve for x
    x = 99,582,062,793,835,040/453,196,358.25
  6. Step 6: Final answer
    x = 219,732,707.43

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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.