Home / 1,099,457,471.36-1,649,973,034.96-399,948,255.12

Finding the Fourth Proportional to 1,099,457,471.36, 1,649,973,034.96 and 399,948,255.12

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Solution

The fourth proportional to 1,099,457,471.36, 1,649,973,034.96 and 399,948,255.12 is: 600,208,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,457,471.36 : 1,649,973,034.96 = 399,948,255.12 : x
  2. Step 2: Convert to fraction form
    1,099,457,471.36/1,649,973,034.96 = 399,948,255.12/x
  3. Step 3: Cross multiply
    1,099,457,471.36x = 1,649,973,034.96 × 399,948,255.12
  4. Step 4: Simplify right side
    1,099,457,471.36x = 659,903,836,327,302,784
  5. Step 5: Solve for x
    x = 659,903,836,327,302,784/1,099,457,471.36
  6. Step 6: Final answer
    x = 600,208,606.08

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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.