Home / 14,607,391,619.54-20,156,499,820.29-8,177,563,687.39

Finding the Fourth Proportional to 14,607,391,619.54, 20,156,499,820.29 and 8,177,563,687.39

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Solution

The fourth proportional to 14,607,391,619.54, 20,156,499,820.29 and 8,177,563,687.39 is: 11,284,085,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607,391,619.54 : 20,156,499,820.29 = 8,177,563,687.39 : x
  2. Step 2: Convert to fraction form
    14,607,391,619.54/20,156,499,820.29 = 8,177,563,687.39/x
  3. Step 3: Cross multiply
    14,607,391,619.54x = 20,156,499,820.29 × 8,177,563,687.39
  4. Step 4: Simplify right side
    14,607,391,619.54x = 164,831,060,995,286,564,864
  5. Step 5: Solve for x
    x = 164,831,060,995,286,564,864/14,607,391,619.54
  6. Step 6: Final answer
    x = 11,284,085,844.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.