Home / 478,308,659,529.12-717,463,679,808.12-195,327,502,860.24

Finding the Fourth Proportional to 478,308,659,529.12, 717,463,679,808.12 and 195,327,502,860.24

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Solution

The fourth proportional to 478,308,659,529.12, 717,463,679,808.12 and 195,327,502,860.24 is: 292,991,536,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,308,659,529.12 : 717,463,679,808.12 = 195,327,502,860.24 : x
  2. Step 2: Convert to fraction form
    478,308,659,529.12/717,463,679,808.12 = 195,327,502,860.24/x
  3. Step 3: Cross multiply
    478,308,659,529.12x = 717,463,679,808.12 × 195,327,502,860.24
  4. Step 4: Simplify right side
    478,308,659,529.12x = 140,140,388,969,838,863,712,256
  5. Step 5: Solve for x
    x = 140,140,388,969,838,863,712,256/478,308,659,529.12
  6. Step 6: Final answer
    x = 292,991,536,276.60

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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.