Home / 118,237,522.17-163,244,557.43-105,826,122.21

Finding the Fourth Proportional to 118,237,522.17, 163,244,557.43 and 105,826,122.21

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Solution

The fourth proportional to 118,237,522.17, 163,244,557.43 and 105,826,122.21 is: 146,108,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,237,522.17 : 163,244,557.43 = 105,826,122.21 : x
  2. Step 2: Convert to fraction form
    118,237,522.17/163,244,557.43 = 105,826,122.21/x
  3. Step 3: Cross multiply
    118,237,522.17x = 163,244,557.43 × 105,826,122.21
  4. Step 4: Simplify right side
    118,237,522.17x = 17,275,538,484,175,414
  5. Step 5: Solve for x
    x = 17,275,538,484,175,414/118,237,522.17
  6. Step 6: Final answer
    x = 146,108,766.21

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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.