Home / 133,281,881.80-199,950,090.24-45,832,041.30

Finding the Fourth Proportional to 133,281,881.80, 199,950,090.24 and 45,832,041.30

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Solution

The fourth proportional to 133,281,881.80, 199,950,090.24 and 45,832,041.30 is: 68,757,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,281,881.80 : 199,950,090.24 = 45,832,041.30 : x
  2. Step 2: Convert to fraction form
    133,281,881.80/199,950,090.24 = 45,832,041.30/x
  3. Step 3: Cross multiply
    133,281,881.80x = 199,950,090.24 × 45,832,041.30
  4. Step 4: Simplify right side
    133,281,881.80x = 9,164,120,793,818,406
  5. Step 5: Solve for x
    x = 9,164,120,793,818,406/133,281,881.80
  6. Step 6: Final answer
    x = 68,757,438.52

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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.