Home / 231,248,006.06-319,142,427.52-126,846,255.61

Finding the Fourth Proportional to 231,248,006.06, 319,142,427.52 and 126,846,255.61

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Solution

The fourth proportional to 231,248,006.06, 319,142,427.52 and 126,846,255.61 is: 175,058,901.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,248,006.06 : 319,142,427.52 = 126,846,255.61 : x
  2. Step 2: Convert to fraction form
    231,248,006.06/319,142,427.52 = 126,846,255.61/x
  3. Step 3: Cross multiply
    231,248,006.06x = 319,142,427.52 × 126,846,255.61
  4. Step 4: Simplify right side
    231,248,006.06x = 40,482,021,935,723,256
  5. Step 5: Solve for x
    x = 40,482,021,935,723,256/231,248,006.06
  6. Step 6: Final answer
    x = 175,058,901.59

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1.5x scale

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.