Home / 99,290,818.20-148,936,227.30-26,507,458.20

Finding the Fourth Proportional to 99,290,818.20, 148,936,227.30 and 26,507,458.20

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Solution

The fourth proportional to 99,290,818.20, 148,936,227.30 and 26,507,458.20 is: 39,761,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,290,818.20 : 148,936,227.30 = 26,507,458.20 : x
  2. Step 2: Convert to fraction form
    99,290,818.20/148,936,227.30 = 26,507,458.20/x
  3. Step 3: Cross multiply
    99,290,818.20x = 148,936,227.30 × 26,507,458.20
  4. Step 4: Simplify right side
    99,290,818.20x = 3,947,920,819,620,449
  5. Step 5: Solve for x
    x = 3,947,920,819,620,449/99,290,818.20
  6. Step 6: Final answer
    x = 39,761,187.30

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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.