Home / 146,113,775.15-219,198,860.64-47,719,029.61

Finding the Fourth Proportional to 146,113,775.15, 219,198,860.64 and 47,719,029.61

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Solution

The fourth proportional to 146,113,775.15, 219,198,860.64 and 47,719,029.61 is: 71,587,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,113,775.15 : 219,198,860.64 = 47,719,029.61 : x
  2. Step 2: Convert to fraction form
    146,113,775.15/219,198,860.64 = 47,719,029.61/x
  3. Step 3: Cross multiply
    146,113,775.15x = 219,198,860.64 × 47,719,029.61
  4. Step 4: Simplify right side
    146,113,775.15x = 10,459,956,922,117,984
  5. Step 5: Solve for x
    x = 10,459,956,922,117,984/146,113,775.15
  6. Step 6: Final answer
    x = 71,587,753.52

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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.