Home / 255,397,012.74-352,447,873.97-137,922,339.51

Finding the Fourth Proportional to 255,397,012.74, 352,447,873.97 and 137,922,339.51

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Solution

The fourth proportional to 255,397,012.74, 352,447,873.97 and 137,922,339.51 is: 190,332,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,397,012.74 : 352,447,873.97 = 137,922,339.51 : x
  2. Step 2: Convert to fraction form
    255,397,012.74/352,447,873.97 = 137,922,339.51/x
  3. Step 3: Cross multiply
    255,397,012.74x = 352,447,873.97 × 137,922,339.51
  4. Step 4: Simplify right side
    255,397,012.74x = 48,610,435,332,578,416
  5. Step 5: Solve for x
    x = 48,610,435,332,578,416/255,397,012.74
  6. Step 6: Final answer
    x = 190,332,826.57

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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.