Home / 122,963,795.52-169,689,625.83-67,209,183.66

Finding the Fourth Proportional to 122,963,795.52, 169,689,625.83 and 67,209,183.66

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Solution

The fourth proportional to 122,963,795.52, 169,689,625.83 and 67,209,183.66 is: 92,748,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,963,795.52 : 169,689,625.83 = 67,209,183.66 : x
  2. Step 2: Convert to fraction form
    122,963,795.52/169,689,625.83 = 67,209,183.66/x
  3. Step 3: Cross multiply
    122,963,795.52x = 169,689,625.83 × 67,209,183.66
  4. Step 4: Simplify right side
    122,963,795.52x = 11,404,701,227,605,150
  5. Step 5: Solve for x
    x = 11,404,701,227,605,150/122,963,795.52
  6. Step 6: Final answer
    x = 92,748,448.27

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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.