Home / 10,534,269,859.20-15,785,280,475.20-9,953,794,569.60

Finding the Fourth Proportional to 10,534,269,859.20, 15,785,280,475.20 and 9,953,794,569.60

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Solution

The fourth proportional to 10,534,269,859.20, 15,785,280,475.20 and 9,953,794,569.60 is: 14,915,456,047.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534,269,859.20 : 15,785,280,475.20 = 9,953,794,569.60 : x
  2. Step 2: Convert to fraction form
    10,534,269,859.20/15,785,280,475.20 = 9,953,794,569.60/x
  3. Step 3: Cross multiply
    10,534,269,859.20x = 15,785,280,475.20 × 9,953,794,569.60
  4. Step 4: Simplify right side
    10,534,269,859.20x = 157,123,439,073,658,667,008
  5. Step 5: Solve for x
    x = 157,123,439,073,658,667,008/10,534,269,859.20
  6. Step 6: Final answer
    x = 14,915,456,047.14

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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.