Home / 478,308,659,507.55-717,463,679,775.78-195,327,502,838.60

Finding the Fourth Proportional to 478,308,659,507.55, 717,463,679,775.78 and 195,327,502,838.60

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Solution

The fourth proportional to 478,308,659,507.55, 717,463,679,775.78 and 195,327,502,838.60 is: 292,991,536,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,308,659,507.55 : 717,463,679,775.78 = 195,327,502,838.60 : x
  2. Step 2: Convert to fraction form
    478,308,659,507.55/717,463,679,775.78 = 195,327,502,838.60/x
  3. Step 3: Cross multiply
    478,308,659,507.55x = 717,463,679,775.78 × 195,327,502,838.60
  4. Step 4: Simplify right side
    478,308,659,507.55x = 140,140,388,947,996,086,108,160
  5. Step 5: Solve for x
    x = 140,140,388,947,996,086,108,160/478,308,659,507.55
  6. Step 6: Final answer
    x = 292,991,536,244.15

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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.