Home / 86,193,675.46-118,949,784.13-47,037,974.30

Finding the Fourth Proportional to 86,193,675.46, 118,949,784.13 and 47,037,974.30

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Solution

The fourth proportional to 86,193,675.46, 118,949,784.13 and 47,037,974.30 is: 64,913,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,675.46 : 118,949,784.13 = 47,037,974.30 : x
  2. Step 2: Convert to fraction form
    86,193,675.46/118,949,784.13 = 47,037,974.30/x
  3. Step 3: Cross multiply
    86,193,675.46x = 118,949,784.13 × 47,037,974.30
  4. Step 4: Simplify right side
    86,193,675.46x = 5,595,156,888,897,487
  5. Step 5: Solve for x
    x = 5,595,156,888,897,487/86,193,675.46
  6. Step 6: Final answer
    x = 64,913,775.39

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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.