Home / 532,242,500.40-798,363,750.60-259,788,049.20

Finding the Fourth Proportional to 532,242,500.40, 798,363,750.60 and 259,788,049.20

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Solution

The fourth proportional to 532,242,500.40, 798,363,750.60 and 259,788,049.20 is: 389,682,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,242,500.40 : 798,363,750.60 = 259,788,049.20 : x
  2. Step 2: Convert to fraction form
    532,242,500.40/798,363,750.60 = 259,788,049.20/x
  3. Step 3: Cross multiply
    532,242,500.40x = 798,363,750.60 × 259,788,049.20
  4. Step 4: Simplify right side
    532,242,500.40x = 207,405,361,320,369,312
  5. Step 5: Solve for x
    x = 207,405,361,320,369,312/532,242,500.40
  6. Step 6: Final answer
    x = 389,682,073.80

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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.