Home / 192,019,389.57-264,987,417.10-103,913,363.89

Finding the Fourth Proportional to 192,019,389.57, 264,987,417.10 and 103,913,363.89

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Solution

The fourth proportional to 192,019,389.57, 264,987,417.10 and 103,913,363.89 is: 143,400,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,019,389.57 : 264,987,417.10 = 103,913,363.89 : x
  2. Step 2: Convert to fraction form
    192,019,389.57/264,987,417.10 = 103,913,363.89/x
  3. Step 3: Cross multiply
    192,019,389.57x = 264,987,417.10 × 103,913,363.89
  4. Step 4: Simplify right side
    192,019,389.57x = 27,535,733,899,383,508
  5. Step 5: Solve for x
    x = 27,535,733,899,383,508/192,019,389.57
  6. Step 6: Final answer
    x = 143,400,799.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.