Home / 331,835,674.20-497,777,426.15-127,363,749.45

Finding the Fourth Proportional to 331,835,674.20, 497,777,426.15 and 127,363,749.45

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Solution

The fourth proportional to 331,835,674.20, 497,777,426.15 and 127,363,749.45 is: 191,054,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,835,674.20 : 497,777,426.15 = 127,363,749.45 : x
  2. Step 2: Convert to fraction form
    331,835,674.20/497,777,426.15 = 127,363,749.45/x
  3. Step 3: Cross multiply
    331,835,674.20x = 497,777,426.15 × 127,363,749.45
  4. Step 4: Simplify right side
    331,835,674.20x = 63,398,799,385,397,656
  5. Step 5: Solve for x
    x = 63,398,799,385,397,656/331,835,674.20
  6. Step 6: Final answer
    x = 191,054,803.07

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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.