Home / 141,804,044.20-212,706,066.30-121,396,709.80

Finding the Fourth Proportional to 141,804,044.20, 212,706,066.30 and 121,396,709.80

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Solution

The fourth proportional to 141,804,044.20, 212,706,066.30 and 121,396,709.80 is: 182,095,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,804,044.20 : 212,706,066.30 = 121,396,709.80 : x
  2. Step 2: Convert to fraction form
    141,804,044.20/212,706,066.30 = 121,396,709.80/x
  3. Step 3: Cross multiply
    141,804,044.20x = 212,706,066.30 × 121,396,709.80
  4. Step 4: Simplify right side
    141,804,044.20x = 25,821,816,603,320,660
  5. Step 5: Solve for x
    x = 25,821,816,603,320,660/141,804,044.20
  6. Step 6: Final answer
    x = 182,095,064.70

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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.