Home / 2,147,472,936.07-2,963,466,202.55-1,243,267,001.87

Finding the Fourth Proportional to 2,147,472,936.07, 2,963,466,202.55 and 1,243,267,001.87

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Solution

The fourth proportional to 2,147,472,936.07, 2,963,466,202.55 and 1,243,267,001.87 is: 1,715,681,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,472,936.07 : 2,963,466,202.55 = 1,243,267,001.87 : x
  2. Step 2: Convert to fraction form
    2,147,472,936.07/2,963,466,202.55 = 1,243,267,001.87/x
  3. Step 3: Cross multiply
    2,147,472,936.07x = 2,963,466,202.55 × 1,243,267,001.87
  4. Step 4: Simplify right side
    2,147,472,936.07x = 3,684,379,740,787,412,480
  5. Step 5: Solve for x
    x = 3,684,379,740,787,412,480/2,147,472,936.07
  6. Step 6: Final answer
    x = 1,715,681,571.07

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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.