Home / 6,641,339,091.86-9,165,066,418.78-3,630,628,174.34

Finding the Fourth Proportional to 6,641,339,091.86, 9,165,066,418.78 and 3,630,628,174.34

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Solution

The fourth proportional to 6,641,339,091.86, 9,165,066,418.78 and 3,630,628,174.34 is: 5,010,276,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,339,091.86 : 9,165,066,418.78 = 3,630,628,174.34 : x
  2. Step 2: Convert to fraction form
    6,641,339,091.86/9,165,066,418.78 = 3,630,628,174.34/x
  3. Step 3: Cross multiply
    6,641,339,091.86x = 9,165,066,418.78 × 3,630,628,174.34
  4. Step 4: Simplify right side
    6,641,339,091.86x = 33,274,948,359,720,075,264
  5. Step 5: Solve for x
    x = 33,274,948,359,720,075,264/6,641,339,091.86
  6. Step 6: Final answer
    x = 5,010,276,978.71

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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.