Home / 763,662,023.98-1,053,819,613.33-446,151,712.80

Finding the Fourth Proportional to 763,662,023.98, 1,053,819,613.33 and 446,151,712.80

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Solution

The fourth proportional to 763,662,023.98, 1,053,819,613.33 and 446,151,712.80 is: 615,669,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,662,023.98 : 1,053,819,613.33 = 446,151,712.80 : x
  2. Step 2: Convert to fraction form
    763,662,023.98/1,053,819,613.33 = 446,151,712.80/x
  3. Step 3: Cross multiply
    763,662,023.98x = 1,053,819,613.33 × 446,151,712.80
  4. Step 4: Simplify right side
    763,662,023.98x = 470,163,425,469,413,248
  5. Step 5: Solve for x
    x = 470,163,425,469,413,248/763,662,023.98
  6. Step 6: Final answer
    x = 615,669,511.78

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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.