Home / 100,156,196.08-138,227,755.80-58,901,094.64

Finding the Fourth Proportional to 100,156,196.08, 138,227,755.80 and 58,901,094.64

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Solution

The fourth proportional to 100,156,196.08, 138,227,755.80 and 58,901,094.64 is: 81,290,688.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,156,196.08 : 138,227,755.80 = 58,901,094.64 : x
  2. Step 2: Convert to fraction form
    100,156,196.08/138,227,755.80 = 58,901,094.64/x
  3. Step 3: Cross multiply
    100,156,196.08x = 138,227,755.80 × 58,901,094.64
  4. Step 4: Simplify right side
    100,156,196.08x = 8,141,766,126,250,610
  5. Step 5: Solve for x
    x = 8,141,766,126,250,610/100,156,196.08
  6. Step 6: Final answer
    x = 81,290,688.39

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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.