Home / 689,496,534.30-1,034,244,801.45-603,403,092.30

Finding the Fourth Proportional to 689,496,534.30, 1,034,244,801.45 and 603,403,092.30

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Solution

The fourth proportional to 689,496,534.30, 1,034,244,801.45 and 603,403,092.30 is: 905,104,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,496,534.30 : 1,034,244,801.45 = 603,403,092.30 : x
  2. Step 2: Convert to fraction form
    689,496,534.30/1,034,244,801.45 = 603,403,092.30/x
  3. Step 3: Cross multiply
    689,496,534.30x = 1,034,244,801.45 × 603,403,092.30
  4. Step 4: Simplify right side
    689,496,534.30x = 624,066,511,390,129,536
  5. Step 5: Solve for x
    x = 624,066,511,390,129,536/689,496,534.30
  6. Step 6: Final answer
    x = 905,104,638.45

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Double scale
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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.