Home / 112,331,957.10-168,497,935.65-73,589,908.20

Finding the Fourth Proportional to 112,331,957.10, 168,497,935.65 and 73,589,908.20

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Solution

The fourth proportional to 112,331,957.10, 168,497,935.65 and 73,589,908.20 is: 110,384,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,957.10 : 168,497,935.65 = 73,589,908.20 : x
  2. Step 2: Convert to fraction form
    112,331,957.10/168,497,935.65 = 73,589,908.20/x
  3. Step 3: Cross multiply
    112,331,957.10x = 168,497,935.65 × 73,589,908.20
  4. Step 4: Simplify right side
    112,331,957.10x = 12,399,747,616,373,008
  5. Step 5: Solve for x
    x = 12,399,747,616,373,008/112,331,957.10
  6. Step 6: Final answer
    x = 110,384,862.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.