Home / 383,020,212.47-574,611,019.07-124,215,252.57

Finding the Fourth Proportional to 383,020,212.47, 574,611,019.07 and 124,215,252.57

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Solution

The fourth proportional to 383,020,212.47, 574,611,019.07 and 124,215,252.57 is: 186,349,050.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,020,212.47 : 574,611,019.07 = 124,215,252.57 : x
  2. Step 2: Convert to fraction form
    383,020,212.47/574,611,019.07 = 124,215,252.57/x
  3. Step 3: Cross multiply
    383,020,212.47x = 574,611,019.07 × 124,215,252.57
  4. Step 4: Simplify right side
    383,020,212.47x = 71,375,452,862,664,064
  5. Step 5: Solve for x
    x = 71,375,452,862,664,064/383,020,212.47
  6. Step 6: Final answer
    x = 186,349,050.36

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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.