Home / 1,078,179,620.30-1,617,269,430.45-351,168,332.30

Finding the Fourth Proportional to 1,078,179,620.30, 1,617,269,430.45 and 351,168,332.30

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Solution

The fourth proportional to 1,078,179,620.30, 1,617,269,430.45 and 351,168,332.30 is: 526,752,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,179,620.30 : 1,617,269,430.45 = 351,168,332.30 : x
  2. Step 2: Convert to fraction form
    1,078,179,620.30/1,617,269,430.45 = 351,168,332.30/x
  3. Step 3: Cross multiply
    1,078,179,620.30x = 1,617,269,430.45 × 351,168,332.30
  4. Step 4: Simplify right side
    1,078,179,620.30x = 567,933,808,770,897,344
  5. Step 5: Solve for x
    x = 567,933,808,770,897,344/1,078,179,620.30
  6. Step 6: Final answer
    x = 526,752,498.45

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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.