Home / 99,777,946.80-149,694,913.80-48,661,633.20

Finding the Fourth Proportional to 99,777,946.80, 149,694,913.80 and 48,661,633.20

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Solution

The fourth proportional to 99,777,946.80, 149,694,913.80 and 48,661,633.20 is: 73,006,102.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,777,946.80 : 149,694,913.80 = 48,661,633.20 : x
  2. Step 2: Convert to fraction form
    99,777,946.80/149,694,913.80 = 48,661,633.20/x
  3. Step 3: Cross multiply
    99,777,946.80x = 149,694,913.80 × 48,661,633.20
  4. Step 4: Simplify right side
    99,777,946.80x = 7,284,398,987,241,219
  5. Step 5: Solve for x
    x = 7,284,398,987,241,219/99,777,946.80
  6. Step 6: Final answer
    x = 73,006,102.26

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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.