Home / 157,465,216.70-236,197,825.05-100,211,306.30

Finding the Fourth Proportional to 157,465,216.70, 236,197,825.05 and 100,211,306.30

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Solution

The fourth proportional to 157,465,216.70, 236,197,825.05 and 100,211,306.30 is: 150,316,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,216.70 : 236,197,825.05 = 100,211,306.30 : x
  2. Step 2: Convert to fraction form
    157,465,216.70/236,197,825.05 = 100,211,306.30/x
  3. Step 3: Cross multiply
    157,465,216.70x = 236,197,825.05 × 100,211,306.30
  4. Step 4: Simplify right side
    157,465,216.70x = 23,669,692,593,479,364
  5. Step 5: Solve for x
    x = 23,669,692,593,479,364/157,465,216.70
  6. Step 6: Final answer
    x = 150,316,959.45

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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.