Home / 885,330,613.20-1,328,455,510.56-361,084,323.78

Finding the Fourth Proportional to 885,330,613.20, 1,328,455,510.56 and 361,084,323.78

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Solution

The fourth proportional to 885,330,613.20, 1,328,455,510.56 and 361,084,323.78 is: 541,813,930.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,330,613.20 : 1,328,455,510.56 = 361,084,323.78 : x
  2. Step 2: Convert to fraction form
    885,330,613.20/1,328,455,510.56 = 361,084,323.78/x
  3. Step 3: Cross multiply
    885,330,613.20x = 1,328,455,510.56 × 361,084,323.78
  4. Step 4: Simplify right side
    885,330,613.20x = 479,684,459,702,372,160
  5. Step 5: Solve for x
    x = 479,684,459,702,372,160/885,330,613.20
  6. Step 6: Final answer
    x = 541,813,930.92

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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.