Home / 31,181,513,728.32-46,775,020,147.20-8,797,457,920.32

Finding the Fourth Proportional to 31,181,513,728.32, 46,775,020,147.20 and 8,797,457,920.32

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Solution

The fourth proportional to 31,181,513,728.32, 46,775,020,147.20 and 8,797,457,920.32 is: 13,196,962,631.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,181,513,728.32 : 46,775,020,147.20 = 8,797,457,920.32 : x
  2. Step 2: Convert to fraction form
    31,181,513,728.32/46,775,020,147.20 = 8,797,457,920.32/x
  3. Step 3: Cross multiply
    31,181,513,728.32x = 46,775,020,147.20 × 8,797,457,920.32
  4. Step 4: Simplify right side
    31,181,513,728.32x = 411,501,271,467,112,202,240
  5. Step 5: Solve for x
    x = 411,501,271,467,112,202,240/31,181,513,728.32
  6. Step 6: Final answer
    x = 13,196,962,631.53

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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.