Home / 490,165,065.33-735,247,148.76-153,645,027.31

Finding the Fourth Proportional to 490,165,065.33, 735,247,148.76 and 153,645,027.31

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Solution

The fourth proportional to 490,165,065.33, 735,247,148.76 and 153,645,027.31 is: 230,467,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,165,065.33 : 735,247,148.76 = 153,645,027.31 : x
  2. Step 2: Convert to fraction form
    490,165,065.33/735,247,148.76 = 153,645,027.31/x
  3. Step 3: Cross multiply
    490,165,065.33x = 735,247,148.76 × 153,645,027.31
  4. Step 4: Simplify right side
    490,165,065.33x = 112,967,068,250,829,840
  5. Step 5: Solve for x
    x = 112,967,068,250,829,840/490,165,065.33
  6. Step 6: Final answer
    x = 230,467,400.15

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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.