Home / 86,193,520.84-118,949,570.92-47,037,819.83

Finding the Fourth Proportional to 86,193,520.84, 118,949,570.92 and 47,037,819.83

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Solution

The fourth proportional to 86,193,520.84, 118,949,570.92 and 47,037,819.83 is: 64,913,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,520.84 : 118,949,570.92 = 47,037,819.83 : x
  2. Step 2: Convert to fraction form
    86,193,520.84/118,949,570.92 = 47,037,819.83/x
  3. Step 3: Cross multiply
    86,193,520.84x = 118,949,570.92 × 47,037,819.83
  4. Step 4: Simplify right side
    86,193,520.84x = 5,595,128,485,254,817
  5. Step 5: Solve for x
    x = 5,595,128,485,254,817/86,193,520.84
  6. Step 6: Final answer
    x = 64,913,562.30

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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.