Home / 160,519,717.63-240,720,517.19-55,448,321.21

Finding the Fourth Proportional to 160,519,717.63, 240,720,517.19 and 55,448,321.21

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Solution

The fourth proportional to 160,519,717.63, 240,720,517.19 and 55,448,321.21 is: 83,152,080.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,519,717.63 : 240,720,517.19 = 55,448,321.21 : x
  2. Step 2: Convert to fraction form
    160,519,717.63/240,720,517.19 = 55,448,321.21/x
  3. Step 3: Cross multiply
    160,519,717.63x = 240,720,517.19 × 55,448,321.21
  4. Step 4: Simplify right side
    160,519,717.63x = 13,347,548,558,988,446
  5. Step 5: Solve for x
    x = 13,347,548,558,988,446/160,519,717.63
  6. Step 6: Final answer
    x = 83,152,080.98

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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.