Home / 746,678,723.20-1,120,018,084.80-201,475,369.60

Finding the Fourth Proportional to 746,678,723.20, 1,120,018,084.80 and 201,475,369.60

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Solution

The fourth proportional to 746,678,723.20, 1,120,018,084.80 and 201,475,369.60 is: 302,213,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,678,723.20 : 1,120,018,084.80 = 201,475,369.60 : x
  2. Step 2: Convert to fraction form
    746,678,723.20/1,120,018,084.80 = 201,475,369.60/x
  3. Step 3: Cross multiply
    746,678,723.20x = 1,120,018,084.80 × 201,475,369.60
  4. Step 4: Simplify right side
    746,678,723.20x = 225,656,057,593,764,128
  5. Step 5: Solve for x
    x = 225,656,057,593,764,128/746,678,723.20
  6. Step 6: Final answer
    x = 302,213,054.40

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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.