Home / 144,220,823.37-199,034,500.98-81,475,159.14

Finding the Fourth Proportional to 144,220,823.37, 199,034,500.98 and 81,475,159.14

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Solution

The fourth proportional to 144,220,823.37, 199,034,500.98 and 81,475,159.14 is: 112,441,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,220,823.37 : 199,034,500.98 = 81,475,159.14 : x
  2. Step 2: Convert to fraction form
    144,220,823.37/199,034,500.98 = 81,475,159.14/x
  3. Step 3: Cross multiply
    144,220,823.37x = 199,034,500.98 × 81,475,159.14
  4. Step 4: Simplify right side
    144,220,823.37x = 16,216,367,641,695,986
  5. Step 5: Solve for x
    x = 16,216,367,641,695,986/144,220,823.37
  6. Step 6: Final answer
    x = 112,441,236.03

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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.