Home / 143,509,955.13-198,104,954.94-96,494,280.19

Finding the Fourth Proportional to 143,509,955.13, 198,104,954.94 and 96,494,280.19

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Solution

The fourth proportional to 143,509,955.13, 198,104,954.94 and 96,494,280.19 is: 133,203,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,509,955.13 : 198,104,954.94 = 96,494,280.19 : x
  2. Step 2: Convert to fraction form
    143,509,955.13/198,104,954.94 = 96,494,280.19/x
  3. Step 3: Cross multiply
    143,509,955.13x = 198,104,954.94 × 96,494,280.19
  4. Step 4: Simplify right side
    143,509,955.13x = 19,115,995,029,007,684
  5. Step 5: Solve for x
    x = 19,115,995,029,007,684/143,509,955.13
  6. Step 6: Final answer
    x = 133,203,268.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.