Home / 185,508,001.20-278,262,001.80-64,339,453.20

Finding the Fourth Proportional to 185,508,001.20, 278,262,001.80 and 64,339,453.20

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Solution

The fourth proportional to 185,508,001.20, 278,262,001.80 and 64,339,453.20 is: 96,509,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,508,001.20 : 278,262,001.80 = 64,339,453.20 : x
  2. Step 2: Convert to fraction form
    185,508,001.20/278,262,001.80 = 64,339,453.20/x
  3. Step 3: Cross multiply
    185,508,001.20x = 278,262,001.80 × 64,339,453.20
  4. Step 4: Simplify right side
    185,508,001.20x = 17,903,225,042,149,418
  5. Step 5: Solve for x
    x = 17,903,225,042,149,418/185,508,001.20
  6. Step 6: Final answer
    x = 96,509,179.80

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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.