Home / 155,280,371.10-232,920,556.65-47,560,998.30

Finding the Fourth Proportional to 155,280,371.10, 232,920,556.65 and 47,560,998.30

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Solution

The fourth proportional to 155,280,371.10, 232,920,556.65 and 47,560,998.30 is: 71,341,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280,371.10 : 232,920,556.65 = 47,560,998.30 : x
  2. Step 2: Convert to fraction form
    155,280,371.10/232,920,556.65 = 47,560,998.30/x
  3. Step 3: Cross multiply
    155,280,371.10x = 232,920,556.65 × 47,560,998.30
  4. Step 4: Simplify right side
    155,280,371.10x = 11,077,934,198,865,704
  5. Step 5: Solve for x
    x = 11,077,934,198,865,704/155,280,371.10
  6. Step 6: Final answer
    x = 71,341,497.45

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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.