Home / 124,811,704.90-187,217,557.35-56,787,256.90

Finding the Fourth Proportional to 124,811,704.90, 187,217,557.35 and 56,787,256.90

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Solution

The fourth proportional to 124,811,704.90, 187,217,557.35 and 56,787,256.90 is: 85,180,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811,704.90 : 187,217,557.35 = 56,787,256.90 : x
  2. Step 2: Convert to fraction form
    124,811,704.90/187,217,557.35 = 56,787,256.90/x
  3. Step 3: Cross multiply
    124,811,704.90x = 187,217,557.35 × 56,787,256.90
  4. Step 4: Simplify right side
    124,811,704.90x = 10,631,571,525,424,932
  5. Step 5: Solve for x
    x = 10,631,571,525,424,932/124,811,704.90
  6. Step 6: Final answer
    x = 85,180,885.35

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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.