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Finding the Fourth Proportional to 604,413,270.40, 906,619,905.60 and 556,040,329.60

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Solution

The fourth proportional to 604,413,270.40, 906,619,905.60 and 556,040,329.60 is: 834,060,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,413,270.40 : 906,619,905.60 = 556,040,329.60 : x
  2. Step 2: Convert to fraction form
    604,413,270.40/906,619,905.60 = 556,040,329.60/x
  3. Step 3: Cross multiply
    604,413,270.40x = 906,619,905.60 × 556,040,329.60
  4. Step 4: Simplify right side
    604,413,270.40x = 504,117,231,131,744,896
  5. Step 5: Solve for x
    x = 504,117,231,131,744,896/604,413,270.40
  6. Step 6: Final answer
    x = 834,060,494.40

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Double scale
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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.