Home / 266,112,024.20-399,168,036.30-122,784,792.20

Finding the Fourth Proportional to 266,112,024.20, 399,168,036.30 and 122,784,792.20

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Solution

The fourth proportional to 266,112,024.20, 399,168,036.30 and 122,784,792.20 is: 184,177,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,112,024.20 : 399,168,036.30 = 122,784,792.20 : x
  2. Step 2: Convert to fraction form
    266,112,024.20/399,168,036.30 = 122,784,792.20/x
  3. Step 3: Cross multiply
    266,112,024.20x = 399,168,036.30 × 122,784,792.20
  4. Step 4: Simplify right side
    266,112,024.20x = 49,011,764,389,977,560
  5. Step 5: Solve for x
    x = 49,011,764,389,977,560/266,112,024.20
  6. Step 6: Final answer
    x = 184,177,188.30

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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.