Home / 355,023,920.80-532,535,881.20-200,055,725.20

Finding the Fourth Proportional to 355,023,920.80, 532,535,881.20 and 200,055,725.20

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Solution

The fourth proportional to 355,023,920.80, 532,535,881.20 and 200,055,725.20 is: 300,083,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,023,920.80 : 532,535,881.20 = 200,055,725.20 : x
  2. Step 2: Convert to fraction form
    355,023,920.80/532,535,881.20 = 200,055,725.20/x
  3. Step 3: Cross multiply
    355,023,920.80x = 532,535,881.20 × 200,055,725.20
  4. Step 4: Simplify right side
    355,023,920.80x = 106,536,851,908,487,040
  5. Step 5: Solve for x
    x = 106,536,851,908,487,040/355,023,920.80
  6. Step 6: Final answer
    x = 300,083,587.80

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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.