Home / 370,024,996.82-555,071,743.65-121,031,667.90

Finding the Fourth Proportional to 370,024,996.82, 555,071,743.65 and 121,031,667.90

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Solution

The fourth proportional to 370,024,996.82, 555,071,743.65 and 121,031,667.90 is: 181,558,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,024,996.82 : 555,071,743.65 = 121,031,667.90 : x
  2. Step 2: Convert to fraction form
    370,024,996.82/555,071,743.65 = 121,031,667.90/x
  3. Step 3: Cross multiply
    370,024,996.82x = 555,071,743.65 × 121,031,667.90
  4. Step 4: Simplify right side
    370,024,996.82x = 67,181,258,938,120,736
  5. Step 5: Solve for x
    x = 67,181,258,938,120,736/370,024,996.82
  6. Step 6: Final answer
    x = 181,558,704.19

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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.