Home / 295,220,977.36-442,873,729.08-90,766,221.52

Finding the Fourth Proportional to 295,220,977.36, 442,873,729.08 and 90,766,221.52

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Solution

The fourth proportional to 295,220,977.36, 442,873,729.08 and 90,766,221.52 is: 136,162,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,220,977.36 : 442,873,729.08 = 90,766,221.52 : x
  2. Step 2: Convert to fraction form
    295,220,977.36/442,873,729.08 = 90,766,221.52/x
  3. Step 3: Cross multiply
    295,220,977.36x = 442,873,729.08 × 90,766,221.52
  4. Step 4: Simplify right side
    295,220,977.36x = 40,197,974,999,063,744
  5. Step 5: Solve for x
    x = 40,197,974,999,063,744/295,220,977.36
  6. Step 6: Final answer
    x = 136,162,326.13

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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.