Home / 165,024,401.60-247,800,986.40-131,226,795.20

Finding the Fourth Proportional to 165,024,401.60, 247,800,986.40 and 131,226,795.20

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Solution

The fourth proportional to 165,024,401.60, 247,800,986.40 and 131,226,795.20 is: 197,050,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,024,401.60 : 247,800,986.40 = 131,226,795.20 : x
  2. Step 2: Convert to fraction form
    165,024,401.60/247,800,986.40 = 131,226,795.20/x
  3. Step 3: Cross multiply
    165,024,401.60x = 247,800,986.40 × 131,226,795.20
  4. Step 4: Simplify right side
    165,024,401.60x = 32,518,129,292,670,788
  5. Step 5: Solve for x
    x = 32,518,129,292,670,788/165,024,401.60
  6. Step 6: Final answer
    x = 197,050,429.98

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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.