Home / 99,479,968.80-149,166,809.10-41,907,193.80

Finding the Fourth Proportional to 99,479,968.80, 149,166,809.10 and 41,907,193.80

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Solution

The fourth proportional to 99,479,968.80, 149,166,809.10 and 41,907,193.80 is: 62,838,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,479,968.80 : 149,166,809.10 = 41,907,193.80 : x
  2. Step 2: Convert to fraction form
    99,479,968.80/149,166,809.10 = 41,907,193.80/x
  3. Step 3: Cross multiply
    99,479,968.80x = 149,166,809.10 × 41,907,193.80
  4. Step 4: Simplify right side
    99,479,968.80x = 6,251,162,377,481,303
  5. Step 5: Solve for x
    x = 6,251,162,377,481,303/99,479,968.80
  6. Step 6: Final answer
    x = 62,838,403.08

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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.