Home / 2,186,824,644.24-3,017,816,059.38-1,234,405,854.78

Finding the Fourth Proportional to 2,186,824,644.24, 3,017,816,059.38 and 1,234,405,854.78

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Solution

The fourth proportional to 2,186,824,644.24, 3,017,816,059.38 and 1,234,405,854.78 is: 1,703,478,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,824,644.24 : 3,017,816,059.38 = 1,234,405,854.78 : x
  2. Step 2: Convert to fraction form
    2,186,824,644.24/3,017,816,059.38 = 1,234,405,854.78/x
  3. Step 3: Cross multiply
    2,186,824,644.24x = 3,017,816,059.38 × 1,234,405,854.78
  4. Step 4: Simplify right side
    2,186,824,644.24x = 3,725,209,812,347,780,096
  5. Step 5: Solve for x
    x = 3,725,209,812,347,780,096/2,186,824,644.24
  6. Step 6: Final answer
    x = 1,703,478,979.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.