Home / 163,120,255.08-225,105,939.36-88,781,348.40

Finding the Fourth Proportional to 163,120,255.08, 225,105,939.36 and 88,781,348.40

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Solution

The fourth proportional to 163,120,255.08, 225,105,939.36 and 88,781,348.40 is: 122,518,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,120,255.08 : 225,105,939.36 = 88,781,348.40 : x
  2. Step 2: Convert to fraction form
    163,120,255.08/225,105,939.36 = 88,781,348.40/x
  3. Step 3: Cross multiply
    163,120,255.08x = 225,105,939.36 × 88,781,348.40
  4. Step 4: Simplify right side
    163,120,255.08x = 19,985,208,829,229,436
  5. Step 5: Solve for x
    x = 19,985,208,829,229,436/163,120,255.08
  6. Step 6: Final answer
    x = 122,518,253.91

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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.