Home / 897,282,102.60-1,238,251,015.32-495,396,628.68

Finding the Fourth Proportional to 897,282,102.60, 1,238,251,015.32 and 495,396,628.68

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Solution

The fourth proportional to 897,282,102.60, 1,238,251,015.32 and 495,396,628.68 is: 683,648,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,282,102.60 : 1,238,251,015.32 = 495,396,628.68 : x
  2. Step 2: Convert to fraction form
    897,282,102.60/1,238,251,015.32 = 495,396,628.68/x
  3. Step 3: Cross multiply
    897,282,102.60x = 1,238,251,015.32 × 495,396,628.68
  4. Step 4: Simplify right side
    897,282,102.60x = 613,425,378,449,115,008
  5. Step 5: Solve for x
    x = 613,425,378,449,115,008/897,282,102.60
  6. Step 6: Final answer
    x = 683,648,293.74

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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.