Home / 5,448,320,980.71-8,172,481,579.20-1,307,764,505.13

Finding the Fourth Proportional to 5,448,320,980.71, 8,172,481,579.20 and 1,307,764,505.13

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Solution

The fourth proportional to 5,448,320,980.71, 8,172,481,579.20 and 1,307,764,505.13 is: 1,961,646,783.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,320,980.71 : 8,172,481,579.20 = 1,307,764,505.13 : x
  2. Step 2: Convert to fraction form
    5,448,320,980.71/8,172,481,579.20 = 1,307,764,505.13/x
  3. Step 3: Cross multiply
    5,448,320,980.71x = 8,172,481,579.20 × 1,307,764,505.13
  4. Step 4: Simplify right side
    5,448,320,980.71x = 10,687,681,328,106,528,768
  5. Step 5: Solve for x
    x = 10,687,681,328,106,528,768/5,448,320,980.71
  6. Step 6: Final answer
    x = 1,961,646,783.65

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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.