Home / 9,879,014,237.32-13,633,063,447.62-5,423,965,784.20

Finding the Fourth Proportional to 9,879,014,237.32, 13,633,063,447.62 and 5,423,965,784.20

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Solution

The fourth proportional to 9,879,014,237.32, 13,633,063,447.62 and 5,423,965,784.20 is: 7,485,085,849.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,014,237.32 : 13,633,063,447.62 = 5,423,965,784.20 : x
  2. Step 2: Convert to fraction form
    9,879,014,237.32/13,633,063,447.62 = 5,423,965,784.20/x
  3. Step 3: Cross multiply
    9,879,014,237.32x = 13,633,063,447.62 × 5,423,965,784.20
  4. Step 4: Simplify right side
    9,879,014,237.32x = 73,945,269,673,718,562,816
  5. Step 5: Solve for x
    x = 73,945,269,673,718,562,816/9,879,014,237.32
  6. Step 6: Final answer
    x = 7,485,085,849.39

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Double scale
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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.