Home / 664,848,258.30-997,272,387.45-442,918,496.70

Finding the Fourth Proportional to 664,848,258.30, 997,272,387.45 and 442,918,496.70

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Solution

The fourth proportional to 664,848,258.30, 997,272,387.45 and 442,918,496.70 is: 664,377,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,848,258.30 : 997,272,387.45 = 442,918,496.70 : x
  2. Step 2: Convert to fraction form
    664,848,258.30/997,272,387.45 = 442,918,496.70/x
  3. Step 3: Cross multiply
    664,848,258.30x = 997,272,387.45 × 442,918,496.70
  4. Step 4: Simplify right side
    664,848,258.30x = 441,710,386,649,773,952
  5. Step 5: Solve for x
    x = 441,710,386,649,773,952/664,848,258.30
  6. Step 6: Final answer
    x = 664,377,745.05

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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.