Home / 1,667,941,942.53-2,301,753,564.57-915,267,711.58

Finding the Fourth Proportional to 1,667,941,942.53, 2,301,753,564.57 and 915,267,711.58

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Solution

The fourth proportional to 1,667,941,942.53, 2,301,753,564.57 and 915,267,711.58 is: 1,263,065,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,941,942.53 : 2,301,753,564.57 = 915,267,711.58 : x
  2. Step 2: Convert to fraction form
    1,667,941,942.53/2,301,753,564.57 = 915,267,711.58/x
  3. Step 3: Cross multiply
    1,667,941,942.53x = 2,301,753,564.57 × 915,267,711.58
  4. Step 4: Simplify right side
    1,667,941,942.53x = 2,106,720,717,662,769,152
  5. Step 5: Solve for x
    x = 2,106,720,717,662,769,152/1,667,941,942.53
  6. Step 6: Final answer
    x = 1,263,065,976.06

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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.