Home / 200,205,265.20-299,720,032.20-149,312,900.40

Finding the Fourth Proportional to 200,205,265.20, 299,720,032.20 and 149,312,900.40

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Solution

The fourth proportional to 200,205,265.20, 299,720,032.20 and 149,312,900.40 is: 223,530,920.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,205,265.20 : 299,720,032.20 = 149,312,900.40 : x
  2. Step 2: Convert to fraction form
    200,205,265.20/299,720,032.20 = 149,312,900.40/x
  3. Step 3: Cross multiply
    200,205,265.20x = 299,720,032.20 × 149,312,900.40
  4. Step 4: Simplify right side
    200,205,265.20x = 44,752,067,315,763,392
  5. Step 5: Solve for x
    x = 44,752,067,315,763,392/200,205,265.20
  6. Step 6: Final answer
    x = 223,530,920.98

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1.5x scale

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.