Home / 424,012,050.77-585,128,239.26-235,836,296.81

Finding the Fourth Proportional to 424,012,050.77, 585,128,239.26 and 235,836,296.81

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Solution

The fourth proportional to 424,012,050.77, 585,128,239.26 and 235,836,296.81 is: 325,449,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,012,050.77 : 585,128,239.26 = 235,836,296.81 : x
  2. Step 2: Convert to fraction form
    424,012,050.77/585,128,239.26 = 235,836,296.81/x
  3. Step 3: Cross multiply
    424,012,050.77x = 585,128,239.26 × 235,836,296.81
  4. Step 4: Simplify right side
    424,012,050.77x = 137,994,477,103,108,416
  5. Step 5: Solve for x
    x = 137,994,477,103,108,416/424,012,050.77
  6. Step 6: Final answer
    x = 325,449,422.61

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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.