Home / 99,213,675.39-148,810,891.10-30,127,077.23

Finding the Fourth Proportional to 99,213,675.39, 148,810,891.10 and 30,127,077.23

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Solution

The fourth proportional to 99,213,675.39, 148,810,891.10 and 30,127,077.23 is: 45,187,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,213,675.39 : 148,810,891.10 = 30,127,077.23 : x
  2. Step 2: Convert to fraction form
    99,213,675.39/148,810,891.10 = 30,127,077.23/x
  3. Step 3: Cross multiply
    99,213,675.39x = 148,810,891.10 × 30,127,077.23
  4. Step 4: Simplify right side
    99,213,675.39x = 4,483,237,207,940,130
  5. Step 5: Solve for x
    x = 4,483,237,207,940,130/99,213,675.39
  6. Step 6: Final answer
    x = 45,187,694.04

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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.