Home / 165,648,498.60-228,813,261.09-123,759,761.29

Finding the Fourth Proportional to 165,648,498.60, 228,813,261.09 and 123,759,761.29

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Solution

The fourth proportional to 165,648,498.60, 228,813,261.09 and 123,759,761.29 is: 170,951,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,648,498.60 : 228,813,261.09 = 123,759,761.29 : x
  2. Step 2: Convert to fraction form
    165,648,498.60/228,813,261.09 = 123,759,761.29/x
  3. Step 3: Cross multiply
    165,648,498.60x = 228,813,261.09 × 123,759,761.29
  4. Step 4: Simplify right side
    165,648,498.60x = 28,317,874,572,484,848
  5. Step 5: Solve for x
    x = 28,317,874,572,484,848/165,648,498.60
  6. Step 6: Final answer
    x = 170,951,592.15

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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.