Home / 7,028,693,364.60-9,699,570,226.08-3,856,930,348.68

Finding the Fourth Proportional to 7,028,693,364.60, 9,699,570,226.08 and 3,856,930,348.68

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Solution

The fourth proportional to 7,028,693,364.60, 9,699,570,226.08 and 3,856,930,348.68 is: 5,322,549,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,693,364.60 : 9,699,570,226.08 = 3,856,930,348.68 : x
  2. Step 2: Convert to fraction form
    7,028,693,364.60/9,699,570,226.08 = 3,856,930,348.68/x
  3. Step 3: Cross multiply
    7,028,693,364.60x = 9,699,570,226.08 × 3,856,930,348.68
  4. Step 4: Simplify right side
    7,028,693,364.60x = 37,410,566,774,120,882,176
  5. Step 5: Solve for x
    x = 37,410,566,774,120,882,176/7,028,693,364.60
  6. Step 6: Final answer
    x = 5,322,549,275.31

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1.5x scale

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.