Home / 2,098,223,999.10-3,147,335,998.65-644,012,466.30

Finding the Fourth Proportional to 2,098,223,999.10, 3,147,335,998.65 and 644,012,466.30

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Solution

The fourth proportional to 2,098,223,999.10, 3,147,335,998.65 and 644,012,466.30 is: 966,018,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,223,999.10 : 3,147,335,998.65 = 644,012,466.30 : x
  2. Step 2: Convert to fraction form
    2,098,223,999.10/3,147,335,998.65 = 644,012,466.30/x
  3. Step 3: Cross multiply
    2,098,223,999.10x = 3,147,335,998.65 × 644,012,466.30
  4. Step 4: Simplify right side
    2,098,223,999.10x = 2,026,923,618,765,359,872
  5. Step 5: Solve for x
    x = 2,026,923,618,765,359,872/2,098,223,999.10
  6. Step 6: Final answer
    x = 966,018,699.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.