Home / 99,720,792.90-136,616,849.03-95,991,699.38

Finding the Fourth Proportional to 99,720,792.90, 136,616,849.03 and 95,991,699.38

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Solution

The fourth proportional to 99,720,792.90, 136,616,849.03 and 95,991,699.38 is: 131,508,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,720,792.90 : 136,616,849.03 = 95,991,699.38 : x
  2. Step 2: Convert to fraction form
    99,720,792.90/136,616,849.03 = 95,991,699.38/x
  3. Step 3: Cross multiply
    99,720,792.90x = 136,616,849.03 × 95,991,699.38
  4. Step 4: Simplify right side
    99,720,792.90x = 13,114,083,501,887,500
  5. Step 5: Solve for x
    x = 13,114,083,501,887,500/99,720,792.90
  6. Step 6: Final answer
    x = 131,508,014.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.