Home / 113,429,038.60-170,348,844.30-99,320,264.20

Finding the Fourth Proportional to 113,429,038.60, 170,348,844.30 and 99,320,264.20

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Solution

The fourth proportional to 113,429,038.60, 170,348,844.30 and 99,320,264.20 is: 149,160,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,429,038.60 : 170,348,844.30 = 99,320,264.20 : x
  2. Step 2: Convert to fraction form
    113,429,038.60/170,348,844.30 = 99,320,264.20/x
  3. Step 3: Cross multiply
    113,429,038.60x = 170,348,844.30 × 99,320,264.20
  4. Step 4: Simplify right side
    113,429,038.60x = 16,919,092,222,040,666
  5. Step 5: Solve for x
    x = 16,919,092,222,040,666/113,429,038.60
  6. Step 6: Final answer
    x = 149,160,148.33

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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.