Home / 106,209,948.60-159,314,922.90-73,331,465.40

Finding the Fourth Proportional to 106,209,948.60, 159,314,922.90 and 73,331,465.40

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Solution

The fourth proportional to 106,209,948.60, 159,314,922.90 and 73,331,465.40 is: 109,997,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,209,948.60 : 159,314,922.90 = 73,331,465.40 : x
  2. Step 2: Convert to fraction form
    106,209,948.60/159,314,922.90 = 73,331,465.40/x
  3. Step 3: Cross multiply
    106,209,948.60x = 159,314,922.90 × 73,331,465.40
  4. Step 4: Simplify right side
    106,209,948.60x = 11,682,796,756,345,020
  5. Step 5: Solve for x
    x = 11,682,796,756,345,020/106,209,948.60
  6. Step 6: Final answer
    x = 109,997,198.10

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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.