Home / 424,167,038,175.12-585,350,358,069.24-231,479,211,561.36

Finding the Fourth Proportional to 424,167,038,175.12, 585,350,358,069.24 and 231,479,211,561.36

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Solution

The fourth proportional to 424,167,038,175.12, 585,350,358,069.24 and 231,479,211,561.36 is: 319,441,227,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,167,038,175.12 : 585,350,358,069.24 = 231,479,211,561.36 : x
  2. Step 2: Convert to fraction form
    424,167,038,175.12/585,350,358,069.24 = 231,479,211,561.36/x
  3. Step 3: Cross multiply
    424,167,038,175.12x = 585,350,358,069.24 × 231,479,211,561.36
  4. Step 4: Simplify right side
    424,167,038,175.12x = 135,496,439,373,027,430,367,232
  5. Step 5: Solve for x
    x = 135,496,439,373,027,430,367,232/424,167,038,175.12
  6. Step 6: Final answer
    x = 319,441,227,578.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.