Home / 124,408,634.32-171,683,988.37-69,404,490.82

Finding the Fourth Proportional to 124,408,634.32, 171,683,988.37 and 69,404,490.82

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Solution

The fourth proportional to 124,408,634.32, 171,683,988.37 and 69,404,490.82 is: 95,778,238.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408,634.32 : 171,683,988.37 = 69,404,490.82 : x
  2. Step 2: Convert to fraction form
    124,408,634.32/171,683,988.37 = 69,404,490.82/x
  3. Step 3: Cross multiply
    124,408,634.32x = 171,683,988.37 × 69,404,490.82
  4. Step 4: Simplify right side
    124,408,634.32x = 11,915,639,794,163,930
  5. Step 5: Solve for x
    x = 11,915,639,794,163,930/124,408,634.32
  6. Step 6: Final answer
    x = 95,778,238.06

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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.