Home / 5,246,278,086.45-7,870,298,928.08-1,566,155,449.65

Finding the Fourth Proportional to 5,246,278,086.45, 7,870,298,928.08 and 1,566,155,449.65

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Solution

The fourth proportional to 5,246,278,086.45, 7,870,298,928.08 and 1,566,155,449.65 is: 2,349,496,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246,278,086.45 : 7,870,298,928.08 = 1,566,155,449.65 : x
  2. Step 2: Convert to fraction form
    5,246,278,086.45/7,870,298,928.08 = 1,566,155,449.65/x
  3. Step 3: Cross multiply
    5,246,278,086.45x = 7,870,298,928.08 × 1,566,155,449.65
  4. Step 4: Simplify right side
    5,246,278,086.45x = 12,326,111,556,587,046,912
  5. Step 5: Solve for x
    x = 12,326,111,556,587,046,912/5,246,278,086.45
  6. Step 6: Final answer
    x = 2,349,496,415.07

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Double scale
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1.5x scale

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.