Home / 824,977,032.85-1,138,445,610.29-453,699,082.45

Finding the Fourth Proportional to 824,977,032.85, 1,138,445,610.29 and 453,699,082.45

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Solution

The fourth proportional to 824,977,032.85, 1,138,445,610.29 and 453,699,082.45 is: 626,092,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,977,032.85 : 1,138,445,610.29 = 453,699,082.45 : x
  2. Step 2: Convert to fraction form
    824,977,032.85/1,138,445,610.29 = 453,699,082.45/x
  3. Step 3: Cross multiply
    824,977,032.85x = 1,138,445,610.29 × 453,699,082.45
  4. Step 4: Simplify right side
    824,977,032.85x = 516,511,728,802,111,040
  5. Step 5: Solve for x
    x = 516,511,728,802,111,040/824,977,032.85
  6. Step 6: Final answer
    x = 626,092,252.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.