Home / 886,464,046.80-1,329,696,070.20-240,231,790.80

Finding the Fourth Proportional to 886,464,046.80, 1,329,696,070.20 and 240,231,790.80

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Solution

The fourth proportional to 886,464,046.80, 1,329,696,070.20 and 240,231,790.80 is: 360,347,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,464,046.80 : 1,329,696,070.20 = 240,231,790.80 : x
  2. Step 2: Convert to fraction form
    886,464,046.80/1,329,696,070.20 = 240,231,790.80/x
  3. Step 3: Cross multiply
    886,464,046.80x = 1,329,696,070.20 × 240,231,790.80
  4. Step 4: Simplify right side
    886,464,046.80x = 319,435,268,163,868,544
  5. Step 5: Solve for x
    x = 319,435,268,163,868,544/886,464,046.80
  6. Step 6: Final answer
    x = 360,347,686.20

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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.