Home / 657,949,277.51-986,916,304.58-159,962,617.85

Finding the Fourth Proportional to 657,949,277.51, 986,916,304.58 and 159,962,617.85

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Solution

The fourth proportional to 657,949,277.51, 986,916,304.58 and 159,962,617.85 is: 239,942,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,949,277.51 : 986,916,304.58 = 159,962,617.85 : x
  2. Step 2: Convert to fraction form
    657,949,277.51/986,916,304.58 = 159,962,617.85/x
  3. Step 3: Cross multiply
    657,949,277.51x = 986,916,304.58 × 159,962,617.85
  4. Step 4: Simplify right side
    657,949,277.51x = 157,869,715,679,464,736
  5. Step 5: Solve for x
    x = 157,869,715,679,464,736/657,949,277.51
  6. Step 6: Final answer
    x = 239,942,076.20

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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.