Home / 2,120,699,441,877.80-3,181,049,204,854.30-509,033,322,920.10

Finding the Fourth Proportional to 2,120,699,441,877.80, 3,181,049,204,854.30 and 509,033,322,920.10

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Solution

The fourth proportional to 2,120,699,441,877.80, 3,181,049,204,854.30 and 509,033,322,920.10 is: 763,549,994,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,699,441,877.80 : 3,181,049,204,854.30 = 509,033,322,920.10 : x
  2. Step 2: Convert to fraction form
    2,120,699,441,877.80/3,181,049,204,854.30 = 509,033,322,920.10/x
  3. Step 3: Cross multiply
    2,120,699,441,877.80x = 3,181,049,204,854.30 × 509,033,322,920.10
  4. Step 4: Simplify right side
    2,120,699,441,877.80x = 1,619,260,047,119,326,004,641,792
  5. Step 5: Solve for x
    x = 1,619,260,047,119,326,004,641,792/2,120,699,441,877.80
  6. Step 6: Final answer
    x = 763,549,994,470.47

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Double scale
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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.