Home / 100,228,428.12-150,345,752.58-47,694,588.60

Finding the Fourth Proportional to 100,228,428.12, 150,345,752.58 and 47,694,588.60

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Solution

The fourth proportional to 100,228,428.12, 150,345,752.58 and 47,694,588.60 is: 71,543,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,228,428.12 : 150,345,752.58 = 47,694,588.60 : x
  2. Step 2: Convert to fraction form
    100,228,428.12/150,345,752.58 = 47,694,588.60/x
  3. Step 3: Cross multiply
    100,228,428.12x = 150,345,752.58 × 47,694,588.60
  4. Step 4: Simplify right side
    100,228,428.12x = 7,170,678,817,060,489
  5. Step 5: Solve for x
    x = 7,170,678,817,060,489/100,228,428.12
  6. Step 6: Final answer
    x = 71,543,363.01

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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.