Home / 262,943,543.20-393,659,487.60-160,906,871.20

Finding the Fourth Proportional to 262,943,543.20, 393,659,487.60 and 160,906,871.20

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Solution

The fourth proportional to 262,943,543.20, 393,659,487.60 and 160,906,871.20 is: 240,897,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,943,543.20 : 393,659,487.60 = 160,906,871.20 : x
  2. Step 2: Convert to fraction form
    262,943,543.20/393,659,487.60 = 160,906,871.20/x
  3. Step 3: Cross multiply
    262,943,543.20x = 393,659,487.60 × 160,906,871.20
  4. Step 4: Simplify right side
    262,943,543.20x = 63,342,516,467,911,200
  5. Step 5: Solve for x
    x = 63,342,516,467,911,200/262,943,543.20
  6. Step 6: Final answer
    x = 240,897,782.46

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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.