Home / 338,288,550.60-507,480,065.10-144,198,424.20

Finding the Fourth Proportional to 338,288,550.60, 507,480,065.10 and 144,198,424.20

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Solution

The fourth proportional to 338,288,550.60, 507,480,065.10 and 144,198,424.20 is: 216,317,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,288,550.60 : 507,480,065.10 = 144,198,424.20 : x
  2. Step 2: Convert to fraction form
    338,288,550.60/507,480,065.10 = 144,198,424.20/x
  3. Step 3: Cross multiply
    338,288,550.60x = 507,480,065.10 × 144,198,424.20
  4. Step 4: Simplify right side
    338,288,550.60x = 73,177,825,700,333,408
  5. Step 5: Solve for x
    x = 73,177,825,700,333,408/338,288,550.60
  6. Step 6: Final answer
    x = 216,317,772.42

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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.