Home / 633,754,954.71-949,961,489.90-213,175,949.04

Finding the Fourth Proportional to 633,754,954.71, 949,961,489.90 and 213,175,949.04

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Solution

The fourth proportional to 633,754,954.71, 949,961,489.90 and 213,175,949.04 is: 319,538,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,754,954.71 : 949,961,489.90 = 213,175,949.04 : x
  2. Step 2: Convert to fraction form
    633,754,954.71/949,961,489.90 = 213,175,949.04/x
  3. Step 3: Cross multiply
    633,754,954.71x = 949,961,489.90 × 213,175,949.04
  4. Step 4: Simplify right side
    633,754,954.71x = 202,508,942,159,818,976
  5. Step 5: Solve for x
    x = 202,508,942,159,818,976/633,754,954.71
  6. Step 6: Final answer
    x = 319,538,238.96

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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.