Home / 96,612,014.80-144,876,031.80-31,890,811.60

Finding the Fourth Proportional to 96,612,014.80, 144,876,031.80 and 31,890,811.60

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Solution

The fourth proportional to 96,612,014.80, 144,876,031.80 and 31,890,811.60 is: 47,822,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,612,014.80 : 144,876,031.80 = 31,890,811.60 : x
  2. Step 2: Convert to fraction form
    96,612,014.80/144,876,031.80 = 31,890,811.60/x
  3. Step 3: Cross multiply
    96,612,014.80x = 144,876,031.80 × 31,890,811.60
  4. Step 4: Simplify right side
    96,612,014.80x = 4,620,214,235,489,409
  5. Step 5: Solve for x
    x = 4,620,214,235,489,409/96,612,014.80
  6. Step 6: Final answer
    x = 47,822,356.72

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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.