Home / 8,274,528,010.80-12,411,792,016.20-6,641,941,258.80

Finding the Fourth Proportional to 8,274,528,010.80, 12,411,792,016.20 and 6,641,941,258.80

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Solution

The fourth proportional to 8,274,528,010.80, 12,411,792,016.20 and 6,641,941,258.80 is: 9,962,911,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,528,010.80 : 12,411,792,016.20 = 6,641,941,258.80 : x
  2. Step 2: Convert to fraction form
    8,274,528,010.80/12,411,792,016.20 = 6,641,941,258.80/x
  3. Step 3: Cross multiply
    8,274,528,010.80x = 12,411,792,016.20 × 6,641,941,258.80
  4. Step 4: Simplify right side
    8,274,528,010.80x = 82,438,393,488,043,229,184
  5. Step 5: Solve for x
    x = 82,438,393,488,043,229,184/8,274,528,010.80
  6. Step 6: Final answer
    x = 9,962,911,888.20

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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.