Home / 8,274,528,164.80-12,411,792,247.20-6,641,941,412.80

Finding the Fourth Proportional to 8,274,528,164.80, 12,411,792,247.20 and 6,641,941,412.80

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Solution

The fourth proportional to 8,274,528,164.80, 12,411,792,247.20 and 6,641,941,412.80 is: 9,962,912,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,528,164.80 : 12,411,792,247.20 = 6,641,941,412.80 : x
  2. Step 2: Convert to fraction form
    8,274,528,164.80/12,411,792,247.20 = 6,641,941,412.80/x
  3. Step 3: Cross multiply
    8,274,528,164.80x = 12,411,792,247.20 × 6,641,941,412.80
  4. Step 4: Simplify right side
    8,274,528,164.80x = 82,438,396,933,747,654,656
  5. Step 5: Solve for x
    x = 82,438,396,933,747,654,656/8,274,528,164.80
  6. Step 6: Final answer
    x = 9,962,912,119.20

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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.