Home / 2,607,554,900.40-3,911,332,350.60-668,858,132.40

Finding the Fourth Proportional to 2,607,554,900.40, 3,911,332,350.60 and 668,858,132.40

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Solution

The fourth proportional to 2,607,554,900.40, 3,911,332,350.60 and 668,858,132.40 is: 1,003,287,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,554,900.40 : 3,911,332,350.60 = 668,858,132.40 : x
  2. Step 2: Convert to fraction form
    2,607,554,900.40/3,911,332,350.60 = 668,858,132.40/x
  3. Step 3: Cross multiply
    2,607,554,900.40x = 3,911,332,350.60 × 668,858,132.40
  4. Step 4: Simplify right side
    2,607,554,900.40x = 2,616,126,451,218,017,792
  5. Step 5: Solve for x
    x = 2,616,126,451,218,017,792/2,607,554,900.40
  6. Step 6: Final answer
    x = 1,003,287,198.60

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Double scale
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Similar ratio
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1.5x scale

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.