Home / 1,248,304,145.00-1,872,222,120.50-626,352,382.64

Finding the Fourth Proportional to 1,248,304,145.00, 1,872,222,120.50 and 626,352,382.64

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Solution

The fourth proportional to 1,248,304,145.00, 1,872,222,120.50 and 626,352,382.64 is: 939,411,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,304,145.00 : 1,872,222,120.50 = 626,352,382.64 : x
  2. Step 2: Convert to fraction form
    1,248,304,145.00/1,872,222,120.50 = 626,352,382.64/x
  3. Step 3: Cross multiply
    1,248,304,145.00x = 1,872,222,120.50 × 626,352,382.64
  4. Step 4: Simplify right side
    1,248,304,145.00x = 1,172,670,785,993,995,264
  5. Step 5: Solve for x
    x = 1,172,670,785,993,995,264/1,248,304,145.00
  6. Step 6: Final answer
    x = 939,411,112.83

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Double scale
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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.