Home / 229,744,383.64-344,619,574.40-76,390,440.09

Finding the Fourth Proportional to 229,744,383.64, 344,619,574.40 and 76,390,440.09

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Solution

The fourth proportional to 229,744,383.64, 344,619,574.40 and 76,390,440.09 is: 114,586,657.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,744,383.64 : 344,619,574.40 = 76,390,440.09 : x
  2. Step 2: Convert to fraction form
    229,744,383.64/344,619,574.40 = 76,390,440.09/x
  3. Step 3: Cross multiply
    229,744,383.64x = 344,619,574.40 × 76,390,440.09
  4. Step 4: Simplify right side
    229,744,383.64x = 26,325,640,952,044,496
  5. Step 5: Solve for x
    x = 26,325,640,952,044,496/229,744,383.64
  6. Step 6: Final answer
    x = 114,586,657.29

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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.