Home / 28,724,058,169.40-43,086,087,254.10-15,500,105,478.20

Finding the Fourth Proportional to 28,724,058,169.40, 43,086,087,254.10 and 15,500,105,478.20

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Solution

The fourth proportional to 28,724,058,169.40, 43,086,087,254.10 and 15,500,105,478.20 is: 23,250,158,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,724,058,169.40 : 43,086,087,254.10 = 15,500,105,478.20 : x
  2. Step 2: Convert to fraction form
    28,724,058,169.40/43,086,087,254.10 = 15,500,105,478.20/x
  3. Step 3: Cross multiply
    28,724,058,169.40x = 43,086,087,254.10 × 15,500,105,478.20
  4. Step 4: Simplify right side
    28,724,058,169.40x = 667,838,897,081,478,676,480
  5. Step 5: Solve for x
    x = 667,838,897,081,478,676,480/28,724,058,169.40
  6. Step 6: Final answer
    x = 23,250,158,217.30

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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.