Home / 478,308,659,590.26-717,463,679,899.86-195,327,502,921.35

Finding the Fourth Proportional to 478,308,659,590.26, 717,463,679,899.86 and 195,327,502,921.35

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Solution

The fourth proportional to 478,308,659,590.26, 717,463,679,899.86 and 195,327,502,921.35 is: 292,991,536,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,308,659,590.26 : 717,463,679,899.86 = 195,327,502,921.35 : x
  2. Step 2: Convert to fraction form
    478,308,659,590.26/717,463,679,899.86 = 195,327,502,921.35/x
  3. Step 3: Cross multiply
    478,308,659,590.26x = 717,463,679,899.86 × 195,327,502,921.35
  4. Step 4: Simplify right side
    478,308,659,590.26x = 140,140,389,031,602,422,808,576
  5. Step 5: Solve for x
    x = 140,140,389,031,602,422,808,576/478,308,659,590.26
  6. Step 6: Final answer
    x = 292,991,536,368.28

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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.