Home / 238,920,134.15-329,726,356.13-144,838,246.64

Finding the Fourth Proportional to 238,920,134.15, 329,726,356.13 and 144,838,246.64

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Solution

The fourth proportional to 238,920,134.15, 329,726,356.13 and 144,838,246.64 is: 199,886,826.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,920,134.15 : 329,726,356.13 = 144,838,246.64 : x
  2. Step 2: Convert to fraction form
    238,920,134.15/329,726,356.13 = 144,838,246.64/x
  3. Step 3: Cross multiply
    238,920,134.15x = 329,726,356.13 × 144,838,246.64
  4. Step 4: Simplify right side
    238,920,134.15x = 47,756,987,292,965,544
  5. Step 5: Solve for x
    x = 47,756,987,292,965,544/238,920,134.15
  6. Step 6: Final answer
    x = 199,886,826.05

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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.