Home / 1,595,178,345.40-2,393,123,251.40-489,894,743.95

Finding the Fourth Proportional to 1,595,178,345.40, 2,393,123,251.40 and 489,894,743.95

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Solution

The fourth proportional to 1,595,178,345.40, 2,393,123,251.40 and 489,894,743.95 is: 734,951,365.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,178,345.40 : 2,393,123,251.40 = 489,894,743.95 : x
  2. Step 2: Convert to fraction form
    1,595,178,345.40/2,393,123,251.40 = 489,894,743.95/x
  3. Step 3: Cross multiply
    1,595,178,345.40x = 2,393,123,251.40 × 489,894,743.95
  4. Step 4: Simplify right side
    1,595,178,345.40x = 1,172,378,502,486,619,136
  5. Step 5: Solve for x
    x = 1,172,378,502,486,619,136/1,595,178,345.40
  6. Step 6: Final answer
    x = 734,951,365.07

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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.