Home / 112,435,843.48-155,158,549.64-62,201,917.96

Finding the Fourth Proportional to 112,435,843.48, 155,158,549.64 and 62,201,917.96

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Solution

The fourth proportional to 112,435,843.48, 155,158,549.64 and 62,201,917.96 is: 85,837,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,435,843.48 : 155,158,549.64 = 62,201,917.96 : x
  2. Step 2: Convert to fraction form
    112,435,843.48/155,158,549.64 = 62,201,917.96/x
  3. Step 3: Cross multiply
    112,435,843.48x = 155,158,549.64 × 62,201,917.96
  4. Step 4: Simplify right side
    112,435,843.48x = 9,651,159,375,499,866
  5. Step 5: Solve for x
    x = 9,651,159,375,499,866/112,435,843.48
  6. Step 6: Final answer
    x = 85,837,034.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.