Home / 242,720,634.77-335,045,564.30-159,094,154.57

Finding the Fourth Proportional to 242,720,634.77, 335,045,564.30 and 159,094,154.57

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Solution

The fourth proportional to 242,720,634.77, 335,045,564.30 and 159,094,154.57 is: 219,609,638.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,720,634.77 : 335,045,564.30 = 159,094,154.57 : x
  2. Step 2: Convert to fraction form
    242,720,634.77/335,045,564.30 = 159,094,154.57/x
  3. Step 3: Cross multiply
    242,720,634.77x = 335,045,564.30 × 159,094,154.57
  4. Step 4: Simplify right side
    242,720,634.77x = 53,303,790,794,737,072
  5. Step 5: Solve for x
    x = 53,303,790,794,737,072/242,720,634.77
  6. Step 6: Final answer
    x = 219,609,638.24

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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.