Home / 122,777,579.58-169,437,070.01-67,025,972.77

Finding the Fourth Proportional to 122,777,579.58, 169,437,070.01 and 67,025,972.77

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Solution

The fourth proportional to 122,777,579.58, 169,437,070.01 and 67,025,972.77 is: 92,498,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,777,579.58 : 169,437,070.01 = 67,025,972.77 : x
  2. Step 2: Convert to fraction form
    122,777,579.58/169,437,070.01 = 67,025,972.77/x
  3. Step 3: Cross multiply
    122,777,579.58x = 169,437,070.01 × 67,025,972.77
  4. Step 4: Simplify right side
    122,777,579.58x = 11,356,684,440,718,844
  5. Step 5: Solve for x
    x = 11,356,684,440,718,844/122,777,579.58
  6. Step 6: Final answer
    x = 92,498,031.64

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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.