Home / 205,127,215.20-307,690,822.80-59,560,495.20

Finding the Fourth Proportional to 205,127,215.20, 307,690,822.80 and 59,560,495.20

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Solution

The fourth proportional to 205,127,215.20, 307,690,822.80 and 59,560,495.20 is: 89,340,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,127,215.20 : 307,690,822.80 = 59,560,495.20 : x
  2. Step 2: Convert to fraction form
    205,127,215.20/307,690,822.80 = 59,560,495.20/x
  3. Step 3: Cross multiply
    205,127,215.20x = 307,690,822.80 × 59,560,495.20
  4. Step 4: Simplify right side
    205,127,215.20x = 18,326,217,774,463,452
  5. Step 5: Solve for x
    x = 18,326,217,774,463,452/205,127,215.20
  6. Step 6: Final answer
    x = 89,340,742.80

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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.