Home / 260,959,600.80-391,439,401.20-174,963,261.60

Finding the Fourth Proportional to 260,959,600.80, 391,439,401.20 and 174,963,261.60

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Solution

The fourth proportional to 260,959,600.80, 391,439,401.20 and 174,963,261.60 is: 262,444,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,959,600.80 : 391,439,401.20 = 174,963,261.60 : x
  2. Step 2: Convert to fraction form
    260,959,600.80/391,439,401.20 = 174,963,261.60/x
  3. Step 3: Cross multiply
    260,959,600.80x = 391,439,401.20 × 174,963,261.60
  4. Step 4: Simplify right side
    260,959,600.80x = 68,487,514,352,702,952
  5. Step 5: Solve for x
    x = 68,487,514,352,702,952/260,959,600.80
  6. Step 6: Final answer
    x = 262,444,892.40

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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.