Home / 784,176,058.32-1,176,391,859.40-231,534,350.88

Finding the Fourth Proportional to 784,176,058.32, 1,176,391,859.40 and 231,534,350.88

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Solution

The fourth proportional to 784,176,058.32, 1,176,391,859.40 and 231,534,350.88 is: 347,339,252.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,176,058.32 : 1,176,391,859.40 = 231,534,350.88 : x
  2. Step 2: Convert to fraction form
    784,176,058.32/1,176,391,859.40 = 231,534,350.88/x
  3. Step 3: Cross multiply
    784,176,058.32x = 1,176,391,859.40 × 231,534,350.88
  4. Step 4: Simplify right side
    784,176,058.32x = 272,375,125,546,695,232
  5. Step 5: Solve for x
    x = 272,375,125,546,695,232/784,176,058.32
  6. Step 6: Final answer
    x = 347,339,252.02

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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.