Home / 104,015,474.12-156,019,426.86-31,230,362.90

Finding the Fourth Proportional to 104,015,474.12, 156,019,426.86 and 31,230,362.90

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Solution

The fourth proportional to 104,015,474.12, 156,019,426.86 and 31,230,362.90 is: 46,844,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,015,474.12 : 156,019,426.86 = 31,230,362.90 : x
  2. Step 2: Convert to fraction form
    104,015,474.12/156,019,426.86 = 31,230,362.90/x
  3. Step 3: Cross multiply
    104,015,474.12x = 156,019,426.86 × 31,230,362.90
  4. Step 4: Simplify right side
    104,015,474.12x = 4,872,543,320,287,808
  5. Step 5: Solve for x
    x = 4,872,543,320,287,808/104,015,474.12
  6. Step 6: Final answer
    x = 46,844,408.12

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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.