Home / 116,645,233.40-174,967,850.10-90,947,108.60

Finding the Fourth Proportional to 116,645,233.40, 174,967,850.10 and 90,947,108.60

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Solution

The fourth proportional to 116,645,233.40, 174,967,850.10 and 90,947,108.60 is: 136,420,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,645,233.40 : 174,967,850.10 = 90,947,108.60 : x
  2. Step 2: Convert to fraction form
    116,645,233.40/174,967,850.10 = 90,947,108.60/x
  3. Step 3: Cross multiply
    116,645,233.40x = 174,967,850.10 × 90,947,108.60
  4. Step 4: Simplify right side
    116,645,233.40x = 15,912,820,064,553,220
  5. Step 5: Solve for x
    x = 15,912,820,064,553,220/116,645,233.40
  6. Step 6: Final answer
    x = 136,420,662.90

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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.