Home / 218,196,621.88-301,117,721.88-119,083,726.24

Finding the Fourth Proportional to 218,196,621.88, 301,117,721.88 and 119,083,726.24

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Solution

The fourth proportional to 218,196,621.88, 301,117,721.88 and 119,083,726.24 is: 164,339,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,196,621.88 : 301,117,721.88 = 119,083,726.24 : x
  2. Step 2: Convert to fraction form
    218,196,621.88/301,117,721.88 = 119,083,726.24/x
  3. Step 3: Cross multiply
    218,196,621.88x = 301,117,721.88 × 119,083,726.24
  4. Step 4: Simplify right side
    218,196,621.88x = 35,858,220,358,370,376
  5. Step 5: Solve for x
    x = 35,858,220,358,370,376/218,196,621.88
  6. Step 6: Final answer
    x = 164,339,026.19

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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.