Home / 109,654,360.20-164,481,540.30-88,130,999.70

Finding the Fourth Proportional to 109,654,360.20, 164,481,540.30 and 88,130,999.70

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Solution

The fourth proportional to 109,654,360.20, 164,481,540.30 and 88,130,999.70 is: 132,196,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,654,360.20 : 164,481,540.30 = 88,130,999.70 : x
  2. Step 2: Convert to fraction form
    109,654,360.20/164,481,540.30 = 88,130,999.70/x
  3. Step 3: Cross multiply
    109,654,360.20x = 164,481,540.30 × 88,130,999.70
  4. Step 4: Simplify right side
    109,654,360.20x = 14,495,922,578,834,840
  5. Step 5: Solve for x
    x = 14,495,922,578,834,840/109,654,360.20
  6. Step 6: Final answer
    x = 132,196,499.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.