Home / 64,230,379.92-88,638,021.63-34,861,723.20

Finding the Fourth Proportional to 64,230,379.92, 88,638,021.63 and 34,861,723.20

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Solution

The fourth proportional to 64,230,379.92, 88,638,021.63 and 34,861,723.20 is: 48,109,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,230,379.92 : 88,638,021.63 = 34,861,723.20 : x
  2. Step 2: Convert to fraction form
    64,230,379.92/88,638,021.63 = 34,861,723.20/x
  3. Step 3: Cross multiply
    64,230,379.92x = 88,638,021.63 × 34,861,723.20
  4. Step 4: Simplify right side
    64,230,379.92x = 3,090,074,175,060,673
  5. Step 5: Solve for x
    x = 3,090,074,175,060,673/64,230,379.92
  6. Step 6: Final answer
    x = 48,109,230.85

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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.