Home / 269,658,715.49-372,023,147.19-156,608,962.89

Finding the Fourth Proportional to 269,658,715.49, 372,023,147.19 and 156,608,962.89

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Solution

The fourth proportional to 269,658,715.49, 372,023,147.19 and 156,608,962.89 is: 216,058,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,658,715.49 : 372,023,147.19 = 156,608,962.89 : x
  2. Step 2: Convert to fraction form
    269,658,715.49/372,023,147.19 = 156,608,962.89/x
  3. Step 3: Cross multiply
    269,658,715.49x = 372,023,147.19 × 156,608,962.89
  4. Step 4: Simplify right side
    269,658,715.49x = 58,262,159,250,367,984
  5. Step 5: Solve for x
    x = 58,262,159,250,367,984/269,658,715.49
  6. Step 6: Final answer
    x = 216,058,877.03

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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.