Home / 630,097,819.40-945,146,729.10-170,035,250.60

Finding the Fourth Proportional to 630,097,819.40, 945,146,729.10 and 170,035,250.60

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Solution

The fourth proportional to 630,097,819.40, 945,146,729.10 and 170,035,250.60 is: 255,052,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,097,819.40 : 945,146,729.10 = 170,035,250.60 : x
  2. Step 2: Convert to fraction form
    630,097,819.40/945,146,729.10 = 170,035,250.60/x
  3. Step 3: Cross multiply
    630,097,819.40x = 945,146,729.10 × 170,035,250.60
  4. Step 4: Simplify right side
    630,097,819.40x = 160,708,260,936,288,800
  5. Step 5: Solve for x
    x = 160,708,260,936,288,800/630,097,819.40
  6. Step 6: Final answer
    x = 255,052,875.90

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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.