Home / 123,777,249.62-185,672,041.76-47,106,220.10

Finding the Fourth Proportional to 123,777,249.62, 185,672,041.76 and 47,106,220.10

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Solution

The fourth proportional to 123,777,249.62, 185,672,041.76 and 47,106,220.10 is: 70,661,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,777,249.62 : 185,672,041.76 = 47,106,220.10 : x
  2. Step 2: Convert to fraction form
    123,777,249.62/185,672,041.76 = 47,106,220.10/x
  3. Step 3: Cross multiply
    123,777,249.62x = 185,672,041.76 × 47,106,220.10
  4. Step 4: Simplify right side
    123,777,249.62x = 8,746,308,064,752,356
  5. Step 5: Solve for x
    x = 8,746,308,064,752,356/123,777,249.62
  6. Step 6: Final answer
    x = 70,661,677.26

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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.