Home / 758,304,684.70-1,046,464,334.56-423,782,790.36

Finding the Fourth Proportional to 758,304,684.70, 1,046,464,334.56 and 423,782,790.36

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Solution

The fourth proportional to 758,304,684.70, 1,046,464,334.56 and 423,782,790.36 is: 584,822,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,304,684.70 : 1,046,464,334.56 = 423,782,790.36 : x
  2. Step 2: Convert to fraction form
    758,304,684.70/1,046,464,334.56 = 423,782,790.36/x
  3. Step 3: Cross multiply
    758,304,684.70x = 1,046,464,334.56 × 423,782,790.36
  4. Step 4: Simplify right side
    758,304,684.70x = 443,473,575,712,057,344
  5. Step 5: Solve for x
    x = 443,473,575,712,057,344/758,304,684.70
  6. Step 6: Final answer
    x = 584,822,413.29

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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.