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Finding the Fourth Proportional to 6,627,722,514.84, 9,146,450,978.22 and 3,617,168,311.08

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Solution

The fourth proportional to 6,627,722,514.84, 9,146,450,978.22 and 3,617,168,311.08 is: 4,991,798,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627,722,514.84 : 9,146,450,978.22 = 3,617,168,311.08 : x
  2. Step 2: Convert to fraction form
    6,627,722,514.84/9,146,450,978.22 = 3,617,168,311.08/x
  3. Step 3: Cross multiply
    6,627,722,514.84x = 9,146,450,978.22 × 3,617,168,311.08
  4. Step 4: Simplify right side
    6,627,722,514.84x = 33,084,252,637,264,048,128
  5. Step 5: Solve for x
    x = 33,084,252,637,264,048,128/6,627,722,514.84
  6. Step 6: Final answer
    x = 4,991,798,097.04

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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.