Home / 126,491,692,527.90-189,730,856,352.46-41,490,290,347.58

Finding the Fourth Proportional to 126,491,692,527.90, 189,730,856,352.46 and 41,490,290,347.58

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Solution

The fourth proportional to 126,491,692,527.90, 189,730,856,352.46 and 41,490,290,347.58 is: 62,233,243,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,491,692,527.90 : 189,730,856,352.46 = 41,490,290,347.58 : x
  2. Step 2: Convert to fraction form
    126,491,692,527.90/189,730,856,352.46 = 41,490,290,347.58/x
  3. Step 3: Cross multiply
    126,491,692,527.90x = 189,730,856,352.46 × 41,490,290,347.58
  4. Step 4: Simplify right side
    126,491,692,527.90x = 7,871,988,317,958,938,034,176
  5. Step 5: Solve for x
    x = 7,871,988,317,958,938,034,176/126,491,692,527.90
  6. Step 6: Final answer
    x = 62,233,243,627.62

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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.