Home / 15,017,546,443.59-20,724,236,793.51-8,150,945,534.56

Finding the Fourth Proportional to 15,017,546,443.59, 20,724,236,793.51 and 8,150,945,534.56

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Solution

The fourth proportional to 15,017,546,443.59, 20,724,236,793.51 and 8,150,945,534.56 is: 11,248,317,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017,546,443.59 : 20,724,236,793.51 = 8,150,945,534.56 : x
  2. Step 2: Convert to fraction form
    15,017,546,443.59/20,724,236,793.51 = 8,150,945,534.56/x
  3. Step 3: Cross multiply
    15,017,546,443.59x = 20,724,236,793.51 × 8,150,945,534.56
  4. Step 4: Simplify right side
    15,017,546,443.59x = 168,922,125,349,224,382,464
  5. Step 5: Solve for x
    x = 168,922,125,349,224,382,464/15,017,546,443.59
  6. Step 6: Final answer
    x = 11,248,317,159.11

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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.