Home / 1,106,208,031.36-1,659,096,785.18-319,206,354.68

Finding the Fourth Proportional to 1,106,208,031.36, 1,659,096,785.18 and 319,206,354.68

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Solution

The fourth proportional to 1,106,208,031.36, 1,659,096,785.18 and 319,206,354.68 is: 478,747,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,208,031.36 : 1,659,096,785.18 = 319,206,354.68 : x
  2. Step 2: Convert to fraction form
    1,106,208,031.36/1,659,096,785.18 = 319,206,354.68/x
  3. Step 3: Cross multiply
    1,106,208,031.36x = 1,659,096,785.18 × 319,206,354.68
  4. Step 4: Simplify right side
    1,106,208,031.36x = 529,594,236,858,614,912
  5. Step 5: Solve for x
    x = 529,594,236,858,614,912/1,106,208,031.36
  6. Step 6: Final answer
    x = 478,747,416.26

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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.