Home / 1,470,015,736.50-2,028,596,062.41-800,966,319.33

Finding the Fourth Proportional to 1,470,015,736.50, 2,028,596,062.41 and 800,966,319.33

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Solution

The fourth proportional to 1,470,015,736.50, 2,028,596,062.41 and 800,966,319.33 is: 1,105,319,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,015,736.50 : 2,028,596,062.41 = 800,966,319.33 : x
  2. Step 2: Convert to fraction form
    1,470,015,736.50/2,028,596,062.41 = 800,966,319.33/x
  3. Step 3: Cross multiply
    1,470,015,736.50x = 2,028,596,062.41 × 800,966,319.33
  4. Step 4: Simplify right side
    1,470,015,736.50x = 1,624,837,121,515,868,928
  5. Step 5: Solve for x
    x = 1,624,837,121,515,868,928/1,470,015,736.50
  6. Step 6: Final answer
    x = 1,105,319,542.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.