Home / 926,414,578.68-1,389,666,560.64-304,616,044.32

Finding the Fourth Proportional to 926,414,578.68, 1,389,666,560.64 and 304,616,044.32

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Solution

The fourth proportional to 926,414,578.68, 1,389,666,560.64 and 304,616,044.32 is: 456,938,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,414,578.68 : 1,389,666,560.64 = 304,616,044.32 : x
  2. Step 2: Convert to fraction form
    926,414,578.68/1,389,666,560.64 = 304,616,044.32/x
  3. Step 3: Cross multiply
    926,414,578.68x = 1,389,666,560.64 × 304,616,044.32
  4. Step 4: Simplify right side
    926,414,578.68x = 423,314,730,625,936,256
  5. Step 5: Solve for x
    x = 423,314,730,625,936,256/926,414,578.68
  6. Step 6: Final answer
    x = 456,938,761.94

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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.