Home / 215,091,023.68-322,636,043.40-92,189,650.06

Finding the Fourth Proportional to 215,091,023.68, 322,636,043.40 and 92,189,650.06

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Solution

The fourth proportional to 215,091,023.68, 322,636,043.40 and 92,189,650.06 is: 138,284,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,091,023.68 : 322,636,043.40 = 92,189,650.06 : x
  2. Step 2: Convert to fraction form
    215,091,023.68/322,636,043.40 = 92,189,650.06/x
  3. Step 3: Cross multiply
    215,091,023.68x = 322,636,043.40 × 92,189,650.06
  4. Step 4: Simplify right side
    215,091,023.68x = 29,743,703,937,788,972
  5. Step 5: Solve for x
    x = 29,743,703,937,788,972/215,091,023.68
  6. Step 6: Final answer
    x = 138,284,264.16

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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.