Home / 157,465,215.70-236,197,823.55-100,211,305.30

Finding the Fourth Proportional to 157,465,215.70, 236,197,823.55 and 100,211,305.30

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Solution

The fourth proportional to 157,465,215.70, 236,197,823.55 and 100,211,305.30 is: 150,316,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,215.70 : 236,197,823.55 = 100,211,305.30 : x
  2. Step 2: Convert to fraction form
    157,465,215.70/236,197,823.55 = 100,211,305.30/x
  3. Step 3: Cross multiply
    157,465,215.70x = 236,197,823.55 × 100,211,305.30
  4. Step 4: Simplify right side
    157,465,215.70x = 23,669,692,206,964,580
  5. Step 5: Solve for x
    x = 23,669,692,206,964,580/157,465,215.70
  6. Step 6: Final answer
    x = 150,316,957.95

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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.