Home / 13,440,384,006.60-20,160,576,009.90-8,796,581,689.80

Finding the Fourth Proportional to 13,440,384,006.60, 20,160,576,009.90 and 8,796,581,689.80

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Solution

The fourth proportional to 13,440,384,006.60, 20,160,576,009.90 and 8,796,581,689.80 is: 13,194,872,534.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,384,006.60 : 20,160,576,009.90 = 8,796,581,689.80 : x
  2. Step 2: Convert to fraction form
    13,440,384,006.60/20,160,576,009.90 = 8,796,581,689.80/x
  3. Step 3: Cross multiply
    13,440,384,006.60x = 20,160,576,009.90 × 8,796,581,689.80
  4. Step 4: Simplify right side
    13,440,384,006.60x = 177,344,153,784,507,465,728
  5. Step 5: Solve for x
    x = 177,344,153,784,507,465,728/13,440,384,006.60
  6. Step 6: Final answer
    x = 13,194,872,534.70

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Double scale
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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.