Home / 1,025,998,889,473.20-1,415,919,289,205.70-563,042,495,452.05

Finding the Fourth Proportional to 1,025,998,889,473.20, 1,415,919,289,205.70 and 563,042,495,452.05

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Solution

The fourth proportional to 1,025,998,889,473.20, 1,415,919,289,205.70 and 563,042,495,452.05 is: 777,021,045,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,998,889,473.20 : 1,415,919,289,205.70 = 563,042,495,452.05 : x
  2. Step 2: Convert to fraction form
    1,025,998,889,473.20/1,415,919,289,205.70 = 563,042,495,452.05/x
  3. Step 3: Cross multiply
    1,025,998,889,473.20x = 1,415,919,289,205.70 × 563,042,495,452.05
  4. Step 4: Simplify right side
    1,025,998,889,473.20x = 797,222,729,953,070,253,342,720
  5. Step 5: Solve for x
    x = 797,222,729,953,070,253,342,720/1,025,998,889,473.20
  6. Step 6: Final answer
    x = 777,021,045,668.39

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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.