Home / 229,231,804.32-316,336,922.64-124,808,677.92

Finding the Fourth Proportional to 229,231,804.32, 316,336,922.64 and 124,808,677.92

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Solution

The fourth proportional to 229,231,804.32, 316,336,922.64 and 124,808,677.92 is: 172,234,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,231,804.32 : 316,336,922.64 = 124,808,677.92 : x
  2. Step 2: Convert to fraction form
    229,231,804.32/316,336,922.64 = 124,808,677.92/x
  3. Step 3: Cross multiply
    229,231,804.32x = 316,336,922.64 × 124,808,677.92
  4. Step 4: Simplify right side
    229,231,804.32x = 39,481,593,091,979,712
  5. Step 5: Solve for x
    x = 39,481,593,091,979,712/229,231,804.32
  6. Step 6: Final answer
    x = 172,234,359.93

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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.