Home / 832,548,786,717.72-1,247,941,784,439.60-280,041,855,817.04

Finding the Fourth Proportional to 832,548,786,717.72, 1,247,941,784,439.60 and 280,041,855,817.04

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Solution

The fourth proportional to 832,548,786,717.72, 1,247,941,784,439.60 and 280,041,855,817.04 is: 419,766,311,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,548,786,717.72 : 1,247,941,784,439.60 = 280,041,855,817.04 : x
  2. Step 2: Convert to fraction form
    832,548,786,717.72/1,247,941,784,439.60 = 280,041,855,817.04/x
  3. Step 3: Cross multiply
    832,548,786,717.72x = 1,247,941,784,439.60 × 280,041,855,817.04
  4. Step 4: Simplify right side
    832,548,786,717.72x = 349,475,933,266,094,059,421,696
  5. Step 5: Solve for x
    x = 349,475,933,266,094,059,421,696/832,548,786,717.72
  6. Step 6: Final answer
    x = 419,766,311,406.07

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Double scale
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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.