Home / 143,509,952.63-198,104,951.49-96,494,277.69

Finding the Fourth Proportional to 143,509,952.63, 198,104,951.49 and 96,494,277.69

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Solution

The fourth proportional to 143,509,952.63, 198,104,951.49 and 96,494,277.69 is: 133,203,264.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,509,952.63 : 198,104,951.49 = 96,494,277.69 : x
  2. Step 2: Convert to fraction form
    143,509,952.63/198,104,951.49 = 96,494,277.69/x
  3. Step 3: Cross multiply
    143,509,952.63x = 198,104,951.49 × 96,494,277.69
  4. Step 4: Simplify right side
    143,509,952.63x = 19,115,994,200,840,040
  5. Step 5: Solve for x
    x = 19,115,994,200,840,040/143,509,952.63
  6. Step 6: Final answer
    x = 133,203,264.66

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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.