Home / 89,108,974.80-133,644,799.80-43,703,355.60

Finding the Fourth Proportional to 89,108,974.80, 133,644,799.80 and 43,703,355.60

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Solution

The fourth proportional to 89,108,974.80, 133,644,799.80 and 43,703,355.60 is: 65,545,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,108,974.80 : 133,644,799.80 = 43,703,355.60 : x
  2. Step 2: Convert to fraction form
    89,108,974.80/133,644,799.80 = 43,703,355.60/x
  3. Step 3: Cross multiply
    89,108,974.80x = 133,644,799.80 × 43,703,355.60
  4. Step 4: Simplify right side
    89,108,974.80x = 5,840,726,209,750,209
  5. Step 5: Solve for x
    x = 5,840,726,209,750,209/89,108,974.80
  6. Step 6: Final answer
    x = 65,545,880.46

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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.