Home / 448,843,603.20-673,265,404.80-193,541,971.20

Finding the Fourth Proportional to 448,843,603.20, 673,265,404.80 and 193,541,971.20

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Solution

The fourth proportional to 448,843,603.20, 673,265,404.80 and 193,541,971.20 is: 290,312,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,843,603.20 : 673,265,404.80 = 193,541,971.20 : x
  2. Step 2: Convert to fraction form
    448,843,603.20/673,265,404.80 = 193,541,971.20/x
  3. Step 3: Cross multiply
    448,843,603.20x = 673,265,404.80 × 193,541,971.20
  4. Step 4: Simplify right side
    448,843,603.20x = 130,305,113,585,757,920
  5. Step 5: Solve for x
    x = 130,305,113,585,757,920/448,843,603.20
  6. Step 6: Final answer
    x = 290,312,956.80

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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.