Home / 18,563,128,685.36-25,617,120,349.29-10,105,016,672.60

Finding the Fourth Proportional to 18,563,128,685.36, 25,617,120,349.29 and 10,105,016,672.60

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Solution

The fourth proportional to 18,563,128,685.36, 25,617,120,349.29 and 10,105,016,672.60 is: 13,944,924,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563,128,685.36 : 25,617,120,349.29 = 10,105,016,672.60 : x
  2. Step 2: Convert to fraction form
    18,563,128,685.36/25,617,120,349.29 = 10,105,016,672.60/x
  3. Step 3: Cross multiply
    18,563,128,685.36x = 25,617,120,349.29 × 10,105,016,672.60
  4. Step 4: Simplify right side
    18,563,128,685.36x = 258,861,428,233,576,218,624
  5. Step 5: Solve for x
    x = 258,861,428,233,576,218,624/18,563,128,685.36
  6. Step 6: Final answer
    x = 13,944,924,512.52

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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.