Home / 125,792,215.11-173,208,256.88-125,429,008.41

Finding the Fourth Proportional to 125,792,215.11, 173,208,256.88 and 125,429,008.41

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Solution

The fourth proportional to 125,792,215.11, 173,208,256.88 and 125,429,008.41 is: 172,708,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,792,215.11 : 173,208,256.88 = 125,429,008.41 : x
  2. Step 2: Convert to fraction form
    125,792,215.11/173,208,256.88 = 125,429,008.41/x
  3. Step 3: Cross multiply
    125,792,215.11x = 173,208,256.88 × 125,429,008.41
  4. Step 4: Simplify right side
    125,792,215.11x = 21,725,339,908,255,816
  5. Step 5: Solve for x
    x = 21,725,339,908,255,816/125,792,215.11
  6. Step 6: Final answer
    x = 172,708,143.26

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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.