Home / 1,964,003,557.70-2,946,393,426.89-720,445,568.13

Finding the Fourth Proportional to 1,964,003,557.70, 2,946,393,426.89 and 720,445,568.13

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Solution

The fourth proportional to 1,964,003,557.70, 2,946,393,426.89 and 720,445,568.13 is: 1,080,810,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,003,557.70 : 2,946,393,426.89 = 720,445,568.13 : x
  2. Step 2: Convert to fraction form
    1,964,003,557.70/2,946,393,426.89 = 720,445,568.13/x
  3. Step 3: Cross multiply
    1,964,003,557.70x = 2,946,393,426.89 × 720,445,568.13
  4. Step 4: Simplify right side
    1,964,003,557.70x = 2,122,716,086,371,992,576
  5. Step 5: Solve for x
    x = 2,122,716,086,371,992,576/1,964,003,557.70
  6. Step 6: Final answer
    x = 1,080,810,713.43

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Double scale
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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.