Home / 1,047,243,969.41-1,570,393,229.98-300,088,845.49

Finding the Fourth Proportional to 1,047,243,969.41, 1,570,393,229.98 and 300,088,845.49

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Solution

The fourth proportional to 1,047,243,969.41, 1,570,393,229.98 and 300,088,845.49 is: 449,997,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,243,969.41 : 1,570,393,229.98 = 300,088,845.49 : x
  2. Step 2: Convert to fraction form
    1,047,243,969.41/1,570,393,229.98 = 300,088,845.49/x
  3. Step 3: Cross multiply
    1,047,243,969.41x = 1,570,393,229.98 × 300,088,845.49
  4. Step 4: Simplify right side
    1,047,243,969.41x = 471,257,491,346,474,432
  5. Step 5: Solve for x
    x = 471,257,491,346,474,432/1,047,243,969.41
  6. Step 6: Final answer
    x = 449,997,808.64

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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.