Home / 165,648,497.10-228,813,259.01-123,759,759.79

Finding the Fourth Proportional to 165,648,497.10, 228,813,259.01 and 123,759,759.79

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Solution

The fourth proportional to 165,648,497.10, 228,813,259.01 and 123,759,759.79 is: 170,951,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,648,497.10 : 228,813,259.01 = 123,759,759.79 : x
  2. Step 2: Convert to fraction form
    165,648,497.10/228,813,259.01 = 123,759,759.79/x
  3. Step 3: Cross multiply
    165,648,497.10x = 228,813,259.01 × 123,759,759.79
  4. Step 4: Simplify right side
    165,648,497.10x = 28,317,873,971,844,652
  5. Step 5: Solve for x
    x = 28,317,873,971,844,652/165,648,497.10
  6. Step 6: Final answer
    x = 170,951,590.07

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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.