Home / 8,792,078,415.40-13,188,117,623.10-8,730,856,412.20

Finding the Fourth Proportional to 8,792,078,415.40, 13,188,117,623.10 and 8,730,856,412.20

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Solution

The fourth proportional to 8,792,078,415.40, 13,188,117,623.10 and 8,730,856,412.20 is: 13,096,284,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,078,415.40 : 13,188,117,623.10 = 8,730,856,412.20 : x
  2. Step 2: Convert to fraction form
    8,792,078,415.40/13,188,117,623.10 = 8,730,856,412.20/x
  3. Step 3: Cross multiply
    8,792,078,415.40x = 13,188,117,623.10 × 8,730,856,412.20
  4. Step 4: Simplify right side
    8,792,078,415.40x = 115,143,561,314,490,466,304
  5. Step 5: Solve for x
    x = 115,143,561,314,490,466,304/8,792,078,415.40
  6. Step 6: Final answer
    x = 13,096,284,618.30

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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.