Home / 1,431,955,813.13-1,976,084,744.81-796,865,426.82

Finding the Fourth Proportional to 1,431,955,813.13, 1,976,084,744.81 and 796,865,426.82

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Solution

The fourth proportional to 1,431,955,813.13, 1,976,084,744.81 and 796,865,426.82 is: 1,099,666,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,955,813.13 : 1,976,084,744.81 = 796,865,426.82 : x
  2. Step 2: Convert to fraction form
    1,431,955,813.13/1,976,084,744.81 = 796,865,426.82/x
  3. Step 3: Cross multiply
    1,431,955,813.13x = 1,976,084,744.81 × 796,865,426.82
  4. Step 4: Simplify right side
    1,431,955,813.13x = 1,574,673,613,601,527,296
  5. Step 5: Solve for x
    x = 1,574,673,613,601,527,296/1,431,955,813.13
  6. Step 6: Final answer
    x = 1,099,666,343.87

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1.5x scale

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.