Home / 704,467,944.54-972,177,472.31-386,957,549.52

Finding the Fourth Proportional to 704,467,944.54, 972,177,472.31 and 386,957,549.52

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Solution

The fourth proportional to 704,467,944.54, 972,177,472.31 and 386,957,549.52 is: 534,007,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,467,944.54 : 972,177,472.31 = 386,957,549.52 : x
  2. Step 2: Convert to fraction form
    704,467,944.54/972,177,472.31 = 386,957,549.52/x
  3. Step 3: Cross multiply
    704,467,944.54x = 972,177,472.31 × 386,957,549.52
  4. Step 4: Simplify right side
    704,467,944.54x = 376,191,412,381,690,432
  5. Step 5: Solve for x
    x = 376,191,412,381,690,432/704,467,944.54
  6. Step 6: Final answer
    x = 534,007,849.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.