Home / 262,241,569.20-393,472,578.60-140,931,303.60

Finding the Fourth Proportional to 262,241,569.20, 393,472,578.60 and 140,931,303.60

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Solution

The fourth proportional to 262,241,569.20, 393,472,578.60 and 140,931,303.60 is: 211,456,191.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,241,569.20 : 393,472,578.60 = 140,931,303.60 : x
  2. Step 2: Convert to fraction form
    262,241,569.20/393,472,578.60 = 140,931,303.60/x
  3. Step 3: Cross multiply
    262,241,569.20x = 393,472,578.60 × 140,931,303.60
  4. Step 4: Simplify right side
    262,241,569.20x = 55,452,603,432,951,464
  5. Step 5: Solve for x
    x = 55,452,603,432,951,464/262,241,569.20
  6. Step 6: Final answer
    x = 211,456,191.34

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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.