Home / 149,037,856.64-223,543,977.76-90,730,400.88

Finding the Fourth Proportional to 149,037,856.64, 223,543,977.76 and 90,730,400.88

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Solution

The fourth proportional to 149,037,856.64, 223,543,977.76 and 90,730,400.88 is: 136,087,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,037,856.64 : 223,543,977.76 = 90,730,400.88 : x
  2. Step 2: Convert to fraction form
    149,037,856.64/223,543,977.76 = 90,730,400.88/x
  3. Step 3: Cross multiply
    149,037,856.64x = 223,543,977.76 × 90,730,400.88
  4. Step 4: Simplify right side
    149,037,856.64x = 20,282,234,716,474,604
  5. Step 5: Solve for x
    x = 20,282,234,716,474,604/149,037,856.64
  6. Step 6: Final answer
    x = 136,087,804.63

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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.