Home / 225,342,648.24-310,974,680.96-124,872,764.00

Finding the Fourth Proportional to 225,342,648.24, 310,974,680.96 and 124,872,764.00

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Solution

The fourth proportional to 225,342,648.24, 310,974,680.96 and 124,872,764.00 is: 172,325,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,342,648.24 : 310,974,680.96 = 124,872,764.00 : x
  2. Step 2: Convert to fraction form
    225,342,648.24/310,974,680.96 = 124,872,764.00/x
  3. Step 3: Cross multiply
    225,342,648.24x = 310,974,680.96 × 124,872,764.00
  4. Step 4: Simplify right side
    225,342,648.24x = 38,832,267,943,782,408
  5. Step 5: Solve for x
    x = 38,832,267,943,782,408/225,342,648.24
  6. Step 6: Final answer
    x = 172,325,426.40

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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.