Home / 173,654,609.60-260,104,000.80-105,378,219.20

Finding the Fourth Proportional to 173,654,609.60, 260,104,000.80 and 105,378,219.20

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Solution

The fourth proportional to 173,654,609.60, 260,104,000.80 and 105,378,219.20 is: 157,838,000.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,654,609.60 : 260,104,000.80 = 105,378,219.20 : x
  2. Step 2: Convert to fraction form
    173,654,609.60/260,104,000.80 = 105,378,219.20/x
  3. Step 3: Cross multiply
    173,654,609.60x = 260,104,000.80 × 105,378,219.20
  4. Step 4: Simplify right side
    173,654,609.60x = 27,409,296,411,099,376
  5. Step 5: Solve for x
    x = 27,409,296,411,099,376/173,654,609.60
  6. Step 6: Final answer
    x = 157,838,000.81

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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.