Home / 155,520,633.70-233,280,950.55-115,209,849.70

Finding the Fourth Proportional to 155,520,633.70, 233,280,950.55 and 115,209,849.70

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Solution

The fourth proportional to 155,520,633.70, 233,280,950.55 and 115,209,849.70 is: 172,814,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,633.70 : 233,280,950.55 = 115,209,849.70 : x
  2. Step 2: Convert to fraction form
    155,520,633.70/233,280,950.55 = 115,209,849.70/x
  3. Step 3: Cross multiply
    155,520,633.70x = 233,280,950.55 × 115,209,849.70
  4. Step 4: Simplify right side
    155,520,633.70x = 26,876,263,250,738,636
  5. Step 5: Solve for x
    x = 26,876,263,250,738,636/155,520,633.70
  6. Step 6: Final answer
    x = 172,814,774.55

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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.