Home / 8,487,058,918.65-11,627,327,190.65-8,168,957,494.17

Finding the Fourth Proportional to 8,487,058,918.65, 11,627,327,190.65 and 8,168,957,494.17

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Solution

The fourth proportional to 8,487,058,918.65, 11,627,327,190.65 and 8,168,957,494.17 is: 11,191,526,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,058,918.65 : 11,627,327,190.65 = 8,168,957,494.17 : x
  2. Step 2: Convert to fraction form
    8,487,058,918.65/11,627,327,190.65 = 8,168,957,494.17/x
  3. Step 3: Cross multiply
    8,487,058,918.65x = 11,627,327,190.65 × 8,168,957,494.17
  4. Step 4: Simplify right side
    8,487,058,918.65x = 94,983,141,591,226,925,056
  5. Step 5: Solve for x
    x = 94,983,141,591,226,925,056/8,487,058,918.65
  6. Step 6: Final answer
    x = 11,191,526,122.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.