Home / 613,924,656.68-920,550,682.51-302,347,109.24

Finding the Fourth Proportional to 613,924,656.68, 920,550,682.51 and 302,347,109.24

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Solution

The fourth proportional to 613,924,656.68, 920,550,682.51 and 302,347,109.24 is: 453,355,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,924,656.68 : 920,550,682.51 = 302,347,109.24 : x
  2. Step 2: Convert to fraction form
    613,924,656.68/920,550,682.51 = 302,347,109.24/x
  3. Step 3: Cross multiply
    613,924,656.68x = 920,550,682.51 × 302,347,109.24
  4. Step 4: Simplify right side
    613,924,656.68x = 278,325,837,765,807,520
  5. Step 5: Solve for x
    x = 278,325,837,765,807,520/613,924,656.68
  6. Step 6: Final answer
    x = 453,355,040.78

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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.