Home / 134,262,458,027.89-185,282,944,648.86-76,390,836,442.94

Finding the Fourth Proportional to 134,262,458,027.89, 185,282,944,648.86 and 76,390,836,442.94

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Solution

The fourth proportional to 134,262,458,027.89, 185,282,944,648.86 and 76,390,836,442.94 is: 105,419,782,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,262,458,027.89 : 185,282,944,648.86 = 76,390,836,442.94 : x
  2. Step 2: Convert to fraction form
    134,262,458,027.89/185,282,944,648.86 = 76,390,836,442.94/x
  3. Step 3: Cross multiply
    134,262,458,027.89x = 185,282,944,648.86 × 76,390,836,442.94
  4. Step 4: Simplify right side
    134,262,458,027.89x = 14,153,919,120,337,922,949,120
  5. Step 5: Solve for x
    x = 14,153,919,120,337,922,949,120/134,262,458,027.89
  6. Step 6: Final answer
    x = 105,419,782,478.57

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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.