Home / 1,062,956,234.80-1,594,434,352.20-489,647,306.80

Finding the Fourth Proportional to 1,062,956,234.80, 1,594,434,352.20 and 489,647,306.80

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Solution

The fourth proportional to 1,062,956,234.80, 1,594,434,352.20 and 489,647,306.80 is: 734,470,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,956,234.80 : 1,594,434,352.20 = 489,647,306.80 : x
  2. Step 2: Convert to fraction form
    1,062,956,234.80/1,594,434,352.20 = 489,647,306.80/x
  3. Step 3: Cross multiply
    1,062,956,234.80x = 1,594,434,352.20 × 489,647,306.80
  4. Step 4: Simplify right side
    1,062,956,234.80x = 780,710,486,424,132,736
  5. Step 5: Solve for x
    x = 780,710,486,424,132,736/1,062,956,234.80
  6. Step 6: Final answer
    x = 734,470,960.20

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Double scale
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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.