Home / 331,835,672.70-497,777,423.90-127,363,747.95

Finding the Fourth Proportional to 331,835,672.70, 497,777,423.90 and 127,363,747.95

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Solution

The fourth proportional to 331,835,672.70, 497,777,423.90 and 127,363,747.95 is: 191,054,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,835,672.70 : 497,777,423.90 = 127,363,747.95 : x
  2. Step 2: Convert to fraction form
    331,835,672.70/497,777,423.90 = 127,363,747.95/x
  3. Step 3: Cross multiply
    331,835,672.70x = 497,777,423.90 × 127,363,747.95
  4. Step 4: Simplify right side
    331,835,672.70x = 63,398,798,352,163,088
  5. Step 5: Solve for x
    x = 63,398,798,352,163,088/331,835,672.70
  6. Step 6: Final answer
    x = 191,054,800.82

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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.