Home / 99,847,238.07-137,786,622.25-55,794,598.83

Finding the Fourth Proportional to 99,847,238.07, 137,786,622.25 and 55,794,598.83

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Solution

The fourth proportional to 99,847,238.07, 137,786,622.25 and 55,794,598.83 is: 76,995,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,847,238.07 : 137,786,622.25 = 55,794,598.83 : x
  2. Step 2: Convert to fraction form
    99,847,238.07/137,786,622.25 = 55,794,598.83/x
  3. Step 3: Cross multiply
    99,847,238.07x = 137,786,622.25 × 55,794,598.83
  4. Step 4: Simplify right side
    99,847,238.07x = 7,687,749,312,579,502
  5. Step 5: Solve for x
    x = 7,687,749,312,579,502/99,847,238.07
  6. Step 6: Final answer
    x = 76,995,112.35

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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.