Home / 429,443,156.67-592,639,391.76-238,722,083.25

Finding the Fourth Proportional to 429,443,156.67, 592,639,391.76 and 238,722,083.25

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Solution

The fourth proportional to 429,443,156.67, 592,639,391.76 and 238,722,083.25 is: 329,440,830.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,443,156.67 : 592,639,391.76 = 238,722,083.25 : x
  2. Step 2: Convert to fraction form
    429,443,156.67/592,639,391.76 = 238,722,083.25/x
  3. Step 3: Cross multiply
    429,443,156.67x = 592,639,391.76 × 238,722,083.25
  4. Step 4: Simplify right side
    429,443,156.67x = 141,476,110,216,960,080
  5. Step 5: Solve for x
    x = 141,476,110,216,960,080/429,443,156.67
  6. Step 6: Final answer
    x = 329,440,830.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.