Home / 574,409,023,945.80-861,613,535,978.05-191,953,099,268.39

Finding the Fourth Proportional to 574,409,023,945.80, 861,613,535,978.05 and 191,953,099,268.39

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Solution

The fourth proportional to 574,409,023,945.80, 861,613,535,978.05 and 191,953,099,268.39 is: 287,929,648,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,409,023,945.80 : 861,613,535,978.05 = 191,953,099,268.39 : x
  2. Step 2: Convert to fraction form
    574,409,023,945.80/861,613,535,978.05 = 191,953,099,268.39/x
  3. Step 3: Cross multiply
    574,409,023,945.80x = 861,613,535,978.05 × 191,953,099,268.39
  4. Step 4: Simplify right side
    574,409,023,945.80x = 165,389,388,602,583,157,833,728
  5. Step 5: Solve for x
    x = 165,389,388,602,583,157,833,728/574,409,023,945.80
  6. Step 6: Final answer
    x = 287,929,648,922.42

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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.