Home / 126,491,692,496.02-189,730,856,304.64-41,490,290,315.71

Finding the Fourth Proportional to 126,491,692,496.02, 189,730,856,304.64 and 41,490,290,315.71

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Solution

The fourth proportional to 126,491,692,496.02, 189,730,856,304.64 and 41,490,290,315.71 is: 62,233,243,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,491,692,496.02 : 189,730,856,304.64 = 41,490,290,315.71 : x
  2. Step 2: Convert to fraction form
    126,491,692,496.02/189,730,856,304.64 = 41,490,290,315.71/x
  3. Step 3: Cross multiply
    126,491,692,496.02x = 189,730,856,304.64 × 41,490,290,315.71
  4. Step 4: Simplify right side
    126,491,692,496.02x = 7,871,988,309,927,202,390,016
  5. Step 5: Solve for x
    x = 7,871,988,309,927,202,390,016/126,491,692,496.02
  6. Step 6: Final answer
    x = 62,233,243,579.81

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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.