Home / 67,649,645.61-101,441,400.84-47,189,167.11

Finding the Fourth Proportional to 67,649,645.61, 101,441,400.84 and 47,189,167.11

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Solution

The fourth proportional to 67,649,645.61, 101,441,400.84 and 47,189,167.11 is: 70,760,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,649,645.61 : 101,441,400.84 = 47,189,167.11 : x
  2. Step 2: Convert to fraction form
    67,649,645.61/101,441,400.84 = 47,189,167.11/x
  3. Step 3: Cross multiply
    67,649,645.61x = 101,441,400.84 × 47,189,167.11
  4. Step 4: Simplify right side
    67,649,645.61x = 4,786,935,216,111,254
  5. Step 5: Solve for x
    x = 4,786,935,216,111,254/67,649,645.61
  6. Step 6: Final answer
    x = 70,760,684.30

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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.