Home / 953,557,246.88-1,315,790,938.96-551,740,067.36

Finding the Fourth Proportional to 953,557,246.88, 1,315,790,938.96 and 551,740,067.36

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Solution

The fourth proportional to 953,557,246.88, 1,315,790,938.96 and 551,740,067.36 is: 761,332,980.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,557,246.88 : 1,315,790,938.96 = 551,740,067.36 : x
  2. Step 2: Convert to fraction form
    953,557,246.88/1,315,790,938.96 = 551,740,067.36/x
  3. Step 3: Cross multiply
    953,557,246.88x = 1,315,790,938.96 × 551,740,067.36
  4. Step 4: Simplify right side
    953,557,246.88x = 725,974,581,293,468,032
  5. Step 5: Solve for x
    x = 725,974,581,293,468,032/953,557,246.88
  6. Step 6: Final answer
    x = 761,332,980.97

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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.