Home / 100,452,794.82-150,602,551.53-45,827,178.48

Finding the Fourth Proportional to 100,452,794.82, 150,602,551.53 and 45,827,178.48

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Solution

The fourth proportional to 100,452,794.82, 150,602,551.53 and 45,827,178.48 is: 68,705,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,452,794.82 : 150,602,551.53 = 45,827,178.48 : x
  2. Step 2: Convert to fraction form
    100,452,794.82/150,602,551.53 = 45,827,178.48/x
  3. Step 3: Cross multiply
    100,452,794.82x = 150,602,551.53 × 45,827,178.48
  4. Step 4: Simplify right side
    100,452,794.82x = 6,901,690,008,508,707
  5. Step 5: Solve for x
    x = 6,901,690,008,508,707/100,452,794.82
  6. Step 6: Final answer
    x = 68,705,803.76

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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.