Home / 1,548,672,931.07-2,137,168,952.44-843,824,912.51

Finding the Fourth Proportional to 1,548,672,931.07, 2,137,168,952.44 and 843,824,912.51

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Solution

The fourth proportional to 1,548,672,931.07, 2,137,168,952.44 and 843,824,912.51 is: 1,164,478,546.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,672,931.07 : 2,137,168,952.44 = 843,824,912.51 : x
  2. Step 2: Convert to fraction form
    1,548,672,931.07/2,137,168,952.44 = 843,824,912.51/x
  3. Step 3: Cross multiply
    1,548,672,931.07x = 2,137,168,952.44 × 843,824,912.51
  4. Step 4: Simplify right side
    1,548,672,931.07x = 1,803,396,404,311,771,392
  5. Step 5: Solve for x
    x = 1,803,396,404,311,771,392/1,548,672,931.07
  6. Step 6: Final answer
    x = 1,164,478,546.85

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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.