Home / 1,317,786,200.76-1,976,670,739.04-335,204,345.37

Finding the Fourth Proportional to 1,317,786,200.76, 1,976,670,739.04 and 335,204,345.37

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Solution

The fourth proportional to 1,317,786,200.76, 1,976,670,739.04 and 335,204,345.37 is: 502,804,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,786,200.76 : 1,976,670,739.04 = 335,204,345.37 : x
  2. Step 2: Convert to fraction form
    1,317,786,200.76/1,976,670,739.04 = 335,204,345.37/x
  3. Step 3: Cross multiply
    1,317,786,200.76x = 1,976,670,739.04 × 335,204,345.37
  4. Step 4: Simplify right side
    1,317,786,200.76x = 662,588,621,090,261,376
  5. Step 5: Solve for x
    x = 662,588,621,090,261,376/1,317,786,200.76
  6. Step 6: Final answer
    x = 502,804,340.12

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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.