Home / 112,151,901.52-168,226,498.32-29,146,301.20

Finding the Fourth Proportional to 112,151,901.52, 168,226,498.32 and 29,146,301.20

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Solution

The fourth proportional to 112,151,901.52, 168,226,498.32 and 29,146,301.20 is: 43,719,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,151,901.52 : 168,226,498.32 = 29,146,301.20 : x
  2. Step 2: Convert to fraction form
    112,151,901.52/168,226,498.32 = 29,146,301.20/x
  3. Step 3: Cross multiply
    112,151,901.52x = 168,226,498.32 × 29,146,301.20
  4. Step 4: Simplify right side
    112,151,901.52x = 4,903,180,189,856,014
  5. Step 5: Solve for x
    x = 4,903,180,189,856,014/112,151,901.52
  6. Step 6: Final answer
    x = 43,719,099.93

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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.