Home / 225,342,462.95-310,974,424.75-124,872,578.37

Finding the Fourth Proportional to 225,342,462.95, 310,974,424.75 and 124,872,578.37

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Solution

The fourth proportional to 225,342,462.95, 310,974,424.75 and 124,872,578.37 is: 172,325,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,342,462.95 : 310,974,424.75 = 124,872,578.37 : x
  2. Step 2: Convert to fraction form
    225,342,462.95/310,974,424.75 = 124,872,578.37/x
  3. Step 3: Cross multiply
    225,342,462.95x = 310,974,424.75 × 124,872,578.37
  4. Step 4: Simplify right side
    225,342,462.95x = 38,832,178,225,660,048
  5. Step 5: Solve for x
    x = 38,832,178,225,660,048/225,342,462.95
  6. Step 6: Final answer
    x = 172,325,169.95

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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.