Home / 123,777,245.75-185,672,035.69-47,106,216.23

Finding the Fourth Proportional to 123,777,245.75, 185,672,035.69 and 47,106,216.23

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Solution

The fourth proportional to 123,777,245.75, 185,672,035.69 and 47,106,216.23 is: 70,661,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,777,245.75 : 185,672,035.69 = 47,106,216.23 : x
  2. Step 2: Convert to fraction form
    123,777,245.75/185,672,035.69 = 47,106,216.23/x
  3. Step 3: Cross multiply
    123,777,245.75x = 185,672,035.69 × 47,106,216.23
  4. Step 4: Simplify right side
    123,777,245.75x = 8,746,307,060,031,292
  5. Step 5: Solve for x
    x = 8,746,307,060,031,292/123,777,245.75
  6. Step 6: Final answer
    x = 70,661,671.35

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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.