Home / 73,119,887.64-100,846,608.36-64,280,438.89

Finding the Fourth Proportional to 73,119,887.64, 100,846,608.36 and 64,280,438.89

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Solution

The fourth proportional to 73,119,887.64, 100,846,608.36 and 64,280,438.89 is: 88,655,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,119,887.64 : 100,846,608.36 = 64,280,438.89 : x
  2. Step 2: Convert to fraction form
    73,119,887.64/100,846,608.36 = 64,280,438.89/x
  3. Step 3: Cross multiply
    73,119,887.64x = 100,846,608.36 × 64,280,438.89
  4. Step 4: Simplify right side
    73,119,887.64x = 6,482,464,245,739,357
  5. Step 5: Solve for x
    x = 6,482,464,245,739,357/73,119,887.64
  6. Step 6: Final answer
    x = 88,655,281.83

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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.