Home / 557,512,910.46-836,214,875.34-169,339,111.74

Finding the Fourth Proportional to 557,512,910.46, 836,214,875.34 and 169,339,111.74

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Solution

The fourth proportional to 557,512,910.46, 836,214,875.34 and 169,339,111.74 is: 253,992,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,512,910.46 : 836,214,875.34 = 169,339,111.74 : x
  2. Step 2: Convert to fraction form
    557,512,910.46/836,214,875.34 = 169,339,111.74/x
  3. Step 3: Cross multiply
    557,512,910.46x = 836,214,875.34 × 169,339,111.74
  4. Step 4: Simplify right side
    557,512,910.46x = 141,603,884,213,850,448
  5. Step 5: Solve for x
    x = 141,603,884,213,850,448/557,512,910.46
  6. Step 6: Final answer
    x = 253,992,116.70

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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.