Home / 90,027,719.58-124,237,765.10-50,335,242.70

Finding the Fourth Proportional to 90,027,719.58, 124,237,765.10 and 50,335,242.70

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Solution

The fourth proportional to 90,027,719.58, 124,237,765.10 and 50,335,242.70 is: 69,462,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,027,719.58 : 124,237,765.10 = 50,335,242.70 : x
  2. Step 2: Convert to fraction form
    90,027,719.58/124,237,765.10 = 50,335,242.70/x
  3. Step 3: Cross multiply
    90,027,719.58x = 124,237,765.10 × 50,335,242.70
  4. Step 4: Simplify right side
    90,027,719.58x = 6,253,538,057,941,225
  5. Step 5: Solve for x
    x = 6,253,538,057,941,225/90,027,719.58
  6. Step 6: Final answer
    x = 69,462,362.12

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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.