Home / 123,777,247.50-185,672,038.31-47,106,217.98

Finding the Fourth Proportional to 123,777,247.50, 185,672,038.31 and 47,106,217.98

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Solution

The fourth proportional to 123,777,247.50, 185,672,038.31 and 47,106,217.98 is: 70,661,673.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,777,247.50 : 185,672,038.31 = 47,106,217.98 : x
  2. Step 2: Convert to fraction form
    123,777,247.50/185,672,038.31 = 47,106,217.98/x
  3. Step 3: Cross multiply
    123,777,247.50x = 185,672,038.31 × 47,106,217.98
  4. Step 4: Simplify right side
    123,777,247.50x = 8,746,307,508,611,176
  5. Step 5: Solve for x
    x = 8,746,307,508,611,176/123,777,247.50
  6. Step 6: Final answer
    x = 70,661,673.98

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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.