Home / 136,544,818.28-204,817,435.20-55,765,786.28

Finding the Fourth Proportional to 136,544,818.28, 204,817,435.20 and 55,765,786.28

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Solution

The fourth proportional to 136,544,818.28, 204,817,435.20 and 55,765,786.28 is: 83,648,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,544,818.28 : 204,817,435.20 = 55,765,786.28 : x
  2. Step 2: Convert to fraction form
    136,544,818.28/204,817,435.20 = 55,765,786.28/x
  3. Step 3: Cross multiply
    136,544,818.28x = 204,817,435.20 × 55,765,786.28
  4. Step 4: Simplify right side
    136,544,818.28x = 11,421,805,317,780,948
  5. Step 5: Solve for x
    x = 11,421,805,317,780,948/136,544,818.28
  6. Step 6: Final answer
    x = 83,648,764.28

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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.