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Finding the Fourth Proportional to 176,019,777.80, 264,029,666.70 and 160,890,792.20

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Solution

The fourth proportional to 176,019,777.80, 264,029,666.70 and 160,890,792.20 is: 241,336,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,019,777.80 : 264,029,666.70 = 160,890,792.20 : x
  2. Step 2: Convert to fraction form
    176,019,777.80/264,029,666.70 = 160,890,792.20/x
  3. Step 3: Cross multiply
    176,019,777.80x = 264,029,666.70 × 160,890,792.20
  4. Step 4: Simplify right side
    176,019,777.80x = 42,479,942,239,664,952
  5. Step 5: Solve for x
    x = 42,479,942,239,664,952/176,019,777.80
  6. Step 6: Final answer
    x = 241,336,188.30

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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.