Home / 47,643,555,928.40-71,468,021,278.20-14,520,184,715.60

Finding the Fourth Proportional to 47,643,555,928.40, 71,468,021,278.20 and 14,520,184,715.60

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Solution

The fourth proportional to 47,643,555,928.40, 71,468,021,278.20 and 14,520,184,715.60 is: 21,781,096,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,643,555,928.40 : 71,468,021,278.20 = 14,520,184,715.60 : x
  2. Step 2: Convert to fraction form
    47,643,555,928.40/71,468,021,278.20 = 14,520,184,715.60/x
  3. Step 3: Cross multiply
    47,643,555,928.40x = 71,468,021,278.20 × 14,520,184,715.60
  4. Step 4: Simplify right side
    47,643,555,928.40x = 1,037,728,870,217,895,247,872
  5. Step 5: Solve for x
    x = 1,037,728,870,217,895,247,872/47,643,555,928.40
  6. Step 6: Final answer
    x = 21,781,096,099.91

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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.