Home / 155,282,911.30-232,726,552.80-82,534,543.30

Finding the Fourth Proportional to 155,282,911.30, 232,726,552.80 and 82,534,543.30

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Solution

The fourth proportional to 155,282,911.30, 232,726,552.80 and 82,534,543.30 is: 123,696,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,282,911.30 : 232,726,552.80 = 82,534,543.30 : x
  2. Step 2: Convert to fraction form
    155,282,911.30/232,726,552.80 = 82,534,543.30/x
  3. Step 3: Cross multiply
    155,282,911.30x = 232,726,552.80 × 82,534,543.30
  4. Step 4: Simplify right side
    155,282,911.30x = 19,207,979,749,131,336
  5. Step 5: Solve for x
    x = 19,207,979,749,131,336/155,282,911.30
  6. Step 6: Final answer
    x = 123,696,674.59

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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.