Home / 954,553,321,763.37-1,319,006,696,433-679,721,836,319.37

Finding the Fourth Proportional to 954,553,321,763.37, 1,319,006,696,433 and 679,721,836,319.37

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Solution

The fourth proportional to 954,553,321,763.37, 1,319,006,696,433 and 679,721,836,319.37 is: 939,243,134,328.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,553,321,763.37 : 1,319,006,696,433 = 679,721,836,319.37 : x
  2. Step 2: Convert to fraction form
    954,553,321,763.37/1,319,006,696,433 = 679,721,836,319.37/x
  3. Step 3: Cross multiply
    954,553,321,763.37x = 1,319,006,696,433 × 679,721,836,319.37
  4. Step 4: Simplify right side
    954,553,321,763.37x = 896,557,653,816,984,603,721,728
  5. Step 5: Solve for x
    x = 896,557,653,816,984,603,721,728/954,553,321,763.37
  6. Step 6: Final answer
    x = 939,243,134,328.79

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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.