Home / 10,534,269,716.20-15,785,280,260.70-9,953,794,426.60

Finding the Fourth Proportional to 10,534,269,716.20, 15,785,280,260.70 and 9,953,794,426.60

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Solution

The fourth proportional to 10,534,269,716.20, 15,785,280,260.70 and 9,953,794,426.60 is: 14,915,455,832.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534,269,716.20 : 15,785,280,260.70 = 9,953,794,426.60 : x
  2. Step 2: Convert to fraction form
    10,534,269,716.20/15,785,280,260.70 = 9,953,794,426.60/x
  3. Step 3: Cross multiply
    10,534,269,716.20x = 15,785,280,260.70 × 9,953,794,426.60
  4. Step 4: Simplify right side
    10,534,269,716.20x = 157,123,434,681,274,662,912
  5. Step 5: Solve for x
    x = 157,123,434,681,274,662,912/10,534,269,716.20
  6. Step 6: Final answer
    x = 14,915,455,832.66

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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.