Home / 8,721,170,093.90-13,081,755,140.85-8,047,728,058.70

Finding the Fourth Proportional to 8,721,170,093.90, 13,081,755,140.85 and 8,047,728,058.70

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Solution

The fourth proportional to 8,721,170,093.90, 13,081,755,140.85 and 8,047,728,058.70 is: 12,071,592,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,170,093.90 : 13,081,755,140.85 = 8,047,728,058.70 : x
  2. Step 2: Convert to fraction form
    8,721,170,093.90/13,081,755,140.85 = 8,047,728,058.70/x
  3. Step 3: Cross multiply
    8,721,170,093.90x = 13,081,755,140.85 × 8,047,728,058.70
  4. Step 4: Simplify right side
    8,721,170,093.90x = 105,278,407,904,061,521,920
  5. Step 5: Solve for x
    x = 105,278,407,904,061,521,920/8,721,170,093.90
  6. Step 6: Final answer
    x = 12,071,592,088.05

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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.