Home / 1,447,952,143.44-2,172,596,182.47-661,246,966.47

Finding the Fourth Proportional to 1,447,952,143.44, 2,172,596,182.47 and 661,246,966.47

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Solution

The fourth proportional to 1,447,952,143.44, 2,172,596,182.47 and 661,246,966.47 is: 992,175,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,952,143.44 : 2,172,596,182.47 = 661,246,966.47 : x
  2. Step 2: Convert to fraction form
    1,447,952,143.44/2,172,596,182.47 = 661,246,966.47/x
  3. Step 3: Cross multiply
    1,447,952,143.44x = 2,172,596,182.47 × 661,246,966.47
  4. Step 4: Simplify right side
    1,447,952,143.44x = 1,436,622,635,022,589,952
  5. Step 5: Solve for x
    x = 1,436,622,635,022,589,952/1,447,952,143.44
  6. Step 6: Final answer
    x = 992,175,495.25

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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.