Home / 220,418,076.97-304,108,467.95-125,032,865.25

Finding the Fourth Proportional to 220,418,076.97, 304,108,467.95 and 125,032,865.25

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Solution

The fourth proportional to 220,418,076.97, 304,108,467.95 and 125,032,865.25 is: 172,506,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,418,076.97 : 304,108,467.95 = 125,032,865.25 : x
  2. Step 2: Convert to fraction form
    220,418,076.97/304,108,467.95 = 125,032,865.25/x
  3. Step 3: Cross multiply
    220,418,076.97x = 304,108,467.95 × 125,032,865.25
  4. Step 4: Simplify right side
    220,418,076.97x = 38,023,553,094,510,952
  5. Step 5: Solve for x
    x = 38,023,553,094,510,952/220,418,076.97
  6. Step 6: Final answer
    x = 172,506,509.52

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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.