Home / 316,115,067.86-474,169,941.75-247,085,933.93

Finding the Fourth Proportional to 316,115,067.86, 474,169,941.75 and 247,085,933.93

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Solution

The fourth proportional to 316,115,067.86, 474,169,941.75 and 247,085,933.93 is: 370,626,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,115,067.86 : 474,169,941.75 = 247,085,933.93 : x
  2. Step 2: Convert to fraction form
    316,115,067.86/474,169,941.75 = 247,085,933.93/x
  3. Step 3: Cross multiply
    316,115,067.86x = 474,169,941.75 × 247,085,933.93
  4. Step 4: Simplify right side
    316,115,067.86x = 117,160,722,898,832,448
  5. Step 5: Solve for x
    x = 117,160,722,898,832,448/316,115,067.86
  6. Step 6: Final answer
    x = 370,626,821.72

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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.