Home / 2,607,555,866.40-3,911,333,799.60-668,859,098.40

Finding the Fourth Proportional to 2,607,555,866.40, 3,911,333,799.60 and 668,859,098.40

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Solution

The fourth proportional to 2,607,555,866.40, 3,911,333,799.60 and 668,859,098.40 is: 1,003,288,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,555,866.40 : 3,911,333,799.60 = 668,859,098.40 : x
  2. Step 2: Convert to fraction form
    2,607,555,866.40/3,911,333,799.60 = 668,859,098.40/x
  3. Step 3: Cross multiply
    2,607,555,866.40x = 3,911,333,799.60 × 668,859,098.40
  4. Step 4: Simplify right side
    2,607,555,866.40x = 2,616,131,198,741,902,336
  5. Step 5: Solve for x
    x = 2,616,131,198,741,902,336/2,607,555,866.40
  6. Step 6: Final answer
    x = 1,003,288,647.60

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Double scale
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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.