Home / 916,862,717.72-1,375,294,503.18-295,077,862.28

Finding the Fourth Proportional to 916,862,717.72, 1,375,294,503.18 and 295,077,862.28

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Solution

The fourth proportional to 916,862,717.72, 1,375,294,503.18 and 295,077,862.28 is: 442,616,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,862,717.72 : 1,375,294,503.18 = 295,077,862.28 : x
  2. Step 2: Convert to fraction form
    916,862,717.72/1,375,294,503.18 = 295,077,862.28/x
  3. Step 3: Cross multiply
    916,862,717.72x = 1,375,294,503.18 × 295,077,862.28
  4. Step 4: Simplify right side
    916,862,717.72x = 405,818,962,003,789,056
  5. Step 5: Solve for x
    x = 405,818,962,003,789,056/916,862,717.72
  6. Step 6: Final answer
    x = 442,616,930.71

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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.