Home / 748,792,510.25-1,033,326,002.57-414,267,426.81

Finding the Fourth Proportional to 748,792,510.25, 1,033,326,002.57 and 414,267,426.81

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Solution

The fourth proportional to 748,792,510.25, 1,033,326,002.57 and 414,267,426.81 is: 571,684,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,792,510.25 : 1,033,326,002.57 = 414,267,426.81 : x
  2. Step 2: Convert to fraction form
    748,792,510.25/1,033,326,002.57 = 414,267,426.81/x
  3. Step 3: Cross multiply
    748,792,510.25x = 1,033,326,002.57 × 414,267,426.81
  4. Step 4: Simplify right side
    748,792,510.25x = 428,073,304,138,466,048
  5. Step 5: Solve for x
    x = 428,073,304,138,466,048/748,792,510.25
  6. Step 6: Final answer
    x = 571,684,810.25

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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.