Home / 807,707,160.60-1,211,686,007.78-341,370,547.93

Finding the Fourth Proportional to 807,707,160.60, 1,211,686,007.78 and 341,370,547.93

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Solution

The fourth proportional to 807,707,160.60, 1,211,686,007.78 and 341,370,547.93 is: 512,108,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,707,160.60 : 1,211,686,007.78 = 341,370,547.93 : x
  2. Step 2: Convert to fraction form
    807,707,160.60/1,211,686,007.78 = 341,370,547.93/x
  3. Step 3: Cross multiply
    807,707,160.60x = 1,211,686,007.78 × 341,370,547.93
  4. Step 4: Simplify right side
    807,707,160.60x = 413,633,916,394,972,864
  5. Step 5: Solve for x
    x = 413,633,916,394,972,864/807,707,160.60
  6. Step 6: Final answer
    x = 512,108,764.87

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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.