Home / 201,081,965.40-301,622,948.10-124,554,461.40

Finding the Fourth Proportional to 201,081,965.40, 301,622,948.10 and 124,554,461.40

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Solution

The fourth proportional to 201,081,965.40, 301,622,948.10 and 124,554,461.40 is: 186,831,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,081,965.40 : 301,622,948.10 = 124,554,461.40 : x
  2. Step 2: Convert to fraction form
    201,081,965.40/301,622,948.10 = 124,554,461.40/x
  3. Step 3: Cross multiply
    201,081,965.40x = 301,622,948.10 × 124,554,461.40
  4. Step 4: Simplify right side
    201,081,965.40x = 37,568,483,846,475,656
  5. Step 5: Solve for x
    x = 37,568,483,846,475,656/201,081,965.40
  6. Step 6: Final answer
    x = 186,831,692.10

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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.