Home / 155,521,003.20-233,281,504.80-115,210,219.20

Finding the Fourth Proportional to 155,521,003.20, 233,281,504.80 and 115,210,219.20

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Solution

The fourth proportional to 155,521,003.20, 233,281,504.80 and 115,210,219.20 is: 172,815,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,521,003.20 : 233,281,504.80 = 115,210,219.20 : x
  2. Step 2: Convert to fraction form
    155,521,003.20/233,281,504.80 = 115,210,219.20/x
  3. Step 3: Cross multiply
    155,521,003.20x = 233,281,504.80 × 115,210,219.20
  4. Step 4: Simplify right side
    155,521,003.20x = 26,876,413,303,313,856
  5. Step 5: Solve for x
    x = 26,876,413,303,313,856/155,521,003.20
  6. Step 6: Final answer
    x = 172,815,328.80

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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.