Home / 496,292,472.30-744,438,708.45-127,826,712.30

Finding the Fourth Proportional to 496,292,472.30, 744,438,708.45 and 127,826,712.30

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Solution

The fourth proportional to 496,292,472.30, 744,438,708.45 and 127,826,712.30 is: 191,740,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,292,472.30 : 744,438,708.45 = 127,826,712.30 : x
  2. Step 2: Convert to fraction form
    496,292,472.30/744,438,708.45 = 127,826,712.30/x
  3. Step 3: Cross multiply
    496,292,472.30x = 744,438,708.45 × 127,826,712.30
  4. Step 4: Simplify right side
    496,292,472.30x = 95,159,152,610,021,728
  5. Step 5: Solve for x
    x = 95,159,152,610,021,728/496,292,472.30
  6. Step 6: Final answer
    x = 191,740,068.45

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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.