Home / 1,085,561,872.92-1,629,031,532.85-463,781,789.37

Finding the Fourth Proportional to 1,085,561,872.92, 1,629,031,532.85 and 463,781,789.37

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Solution

The fourth proportional to 1,085,561,872.92, 1,629,031,532.85 and 463,781,789.37 is: 695,966,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,561,872.92 : 1,629,031,532.85 = 463,781,789.37 : x
  2. Step 2: Convert to fraction form
    1,085,561,872.92/1,629,031,532.85 = 463,781,789.37/x
  3. Step 3: Cross multiply
    1,085,561,872.92x = 1,629,031,532.85 × 463,781,789.37
  4. Step 4: Simplify right side
    1,085,561,872.92x = 755,515,159,245,326,848
  5. Step 5: Solve for x
    x = 755,515,159,245,326,848/1,085,561,872.92
  6. Step 6: Final answer
    x = 695,966,925.60

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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.