Home / 8,721,170,093.40-13,081,755,140.10-8,047,728,058.20

Finding the Fourth Proportional to 8,721,170,093.40, 13,081,755,140.10 and 8,047,728,058.20

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Solution

The fourth proportional to 8,721,170,093.40, 13,081,755,140.10 and 8,047,728,058.20 is: 12,071,592,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,170,093.40 : 13,081,755,140.10 = 8,047,728,058.20 : x
  2. Step 2: Convert to fraction form
    8,721,170,093.40/13,081,755,140.10 = 8,047,728,058.20/x
  3. Step 3: Cross multiply
    8,721,170,093.40x = 13,081,755,140.10 × 8,047,728,058.20
  4. Step 4: Simplify right side
    8,721,170,093.40x = 105,278,407,891,484,835,840
  5. Step 5: Solve for x
    x = 105,278,407,891,484,835,840/8,721,170,093.40
  6. Step 6: Final answer
    x = 12,071,592,087.30

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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.