Home / 126,491,692,525.65-189,730,856,349.08-41,490,290,345.33

Finding the Fourth Proportional to 126,491,692,525.65, 189,730,856,349.08 and 41,490,290,345.33

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Solution

The fourth proportional to 126,491,692,525.65, 189,730,856,349.08 and 41,490,290,345.33 is: 62,233,243,624.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,491,692,525.65 : 189,730,856,349.08 = 41,490,290,345.33 : x
  2. Step 2: Convert to fraction form
    126,491,692,525.65/189,730,856,349.08 = 41,490,290,345.33/x
  3. Step 3: Cross multiply
    126,491,692,525.65x = 189,730,856,349.08 × 41,490,290,345.33
  4. Step 4: Simplify right side
    126,491,692,525.65x = 7,871,988,317,391,996,059,648
  5. Step 5: Solve for x
    x = 7,871,988,317,391,996,059,648/126,491,692,525.65
  6. Step 6: Final answer
    x = 62,233,243,624.25

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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.