Home / 644,003,135.40-966,004,703.10-644,003,135.40

Finding the Fourth Proportional to 644,003,135.40, 966,004,703.10 and 644,003,135.40

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Solution

The fourth proportional to 644,003,135.40, 966,004,703.10 and 644,003,135.40 is: 966,004,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,003,135.40 : 966,004,703.10 = 644,003,135.40 : x
  2. Step 2: Convert to fraction form
    644,003,135.40/966,004,703.10 = 644,003,135.40/x
  3. Step 3: Cross multiply
    644,003,135.40x = 966,004,703.10 × 644,003,135.40
  4. Step 4: Simplify right side
    644,003,135.40x = 622,110,057,607,546,112
  5. Step 5: Solve for x
    x = 622,110,057,607,546,112/644,003,135.40
  6. Step 6: Final answer
    x = 966,004,703.10

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Double scale
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Similar ratio
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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.