Home / 906,012,075.38-1,359,019,689.51-284,275,021.07

Finding the Fourth Proportional to 906,012,075.38, 1,359,019,689.51 and 284,275,021.07

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Solution

The fourth proportional to 906,012,075.38, 1,359,019,689.51 and 284,275,021.07 is: 426,413,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,012,075.38 : 1,359,019,689.51 = 284,275,021.07 : x
  2. Step 2: Convert to fraction form
    906,012,075.38/1,359,019,689.51 = 284,275,021.07/x
  3. Step 3: Cross multiply
    906,012,075.38x = 1,359,019,689.51 × 284,275,021.07
  4. Step 4: Simplify right side
    906,012,075.38x = 386,335,350,863,204,992
  5. Step 5: Solve for x
    x = 386,335,350,863,204,992/906,012,075.38
  6. Step 6: Final answer
    x = 426,413,026.23

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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.