Home / 1,200,586,201.92-1,799,630,749.44-464,161,910.40

Finding the Fourth Proportional to 1,200,586,201.92, 1,799,630,749.44 and 464,161,910.40

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Solution

The fourth proportional to 1,200,586,201.92, 1,799,630,749.44 and 464,161,910.40 is: 695,760,158.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,586,201.92 : 1,799,630,749.44 = 464,161,910.40 : x
  2. Step 2: Convert to fraction form
    1,200,586,201.92/1,799,630,749.44 = 464,161,910.40/x
  3. Step 3: Cross multiply
    1,200,586,201.92x = 1,799,630,749.44 × 464,161,910.40
  4. Step 4: Simplify right side
    1,200,586,201.92x = 835,320,046,674,654,080
  5. Step 5: Solve for x
    x = 835,320,046,674,654,080/1,200,586,201.92
  6. Step 6: Final answer
    x = 695,760,158.94

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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.