Home / 203,318,134.40-280,581,200.16-110,498,646.80

Finding the Fourth Proportional to 203,318,134.40, 280,581,200.16 and 110,498,646.80

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Solution

The fourth proportional to 203,318,134.40, 280,581,200.16 and 110,498,646.80 is: 152,489,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,318,134.40 : 280,581,200.16 = 110,498,646.80 : x
  2. Step 2: Convert to fraction form
    203,318,134.40/280,581,200.16 = 110,498,646.80/x
  3. Step 3: Cross multiply
    203,318,134.40x = 280,581,200.16 × 110,498,646.80
  4. Step 4: Simplify right side
    203,318,134.40x = 31,003,842,935,199,944
  5. Step 5: Solve for x
    x = 31,003,842,935,199,944/203,318,134.40
  6. Step 6: Final answer
    x = 152,489,314.48

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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.