Home / 57,311,998.80-85,967,998.20-36,904,664.40

Finding the Fourth Proportional to 57,311,998.80, 85,967,998.20 and 36,904,664.40

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Solution

The fourth proportional to 57,311,998.80, 85,967,998.20 and 36,904,664.40 is: 55,356,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,311,998.80 : 85,967,998.20 = 36,904,664.40 : x
  2. Step 2: Convert to fraction form
    57,311,998.80/85,967,998.20 = 36,904,664.40/x
  3. Step 3: Cross multiply
    57,311,998.80x = 85,967,998.20 × 36,904,664.40
  4. Step 4: Simplify right side
    57,311,998.80x = 3,172,620,122,710,804
  5. Step 5: Solve for x
    x = 3,172,620,122,710,804/57,311,998.80
  6. Step 6: Final answer
    x = 55,356,996.60

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1.5x scale

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.