Home / 554,945,952.31-831,897,525.75-186,222,314.25

Finding the Fourth Proportional to 554,945,952.31, 831,897,525.75 and 186,222,314.25

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Solution

The fourth proportional to 554,945,952.31, 831,897,525.75 and 186,222,314.25 is: 279,158,505.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,945,952.31 : 831,897,525.75 = 186,222,314.25 : x
  2. Step 2: Convert to fraction form
    554,945,952.31/831,897,525.75 = 186,222,314.25/x
  3. Step 3: Cross multiply
    554,945,952.31x = 831,897,525.75 × 186,222,314.25
  4. Step 4: Simplify right side
    554,945,952.31x = 154,917,882,464,013,952
  5. Step 5: Solve for x
    x = 154,917,882,464,013,952/554,945,952.31
  6. Step 6: Final answer
    x = 279,158,505.11

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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.