Home / 4,839,907,418.40-7,247,767,892.40-3,872,448,602.40

Finding the Fourth Proportional to 4,839,907,418.40, 7,247,767,892.40 and 3,872,448,602.40

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Solution

The fourth proportional to 4,839,907,418.40, 7,247,767,892.40 and 3,872,448,602.40 is: 5,798,997,009.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839,907,418.40 : 7,247,767,892.40 = 3,872,448,602.40 : x
  2. Step 2: Convert to fraction form
    4,839,907,418.40/7,247,767,892.40 = 3,872,448,602.40/x
  3. Step 3: Cross multiply
    4,839,907,418.40x = 7,247,767,892.40 × 3,872,448,602.40
  4. Step 4: Simplify right side
    4,839,907,418.40x = 28,066,608,645,443,973,120
  5. Step 5: Solve for x
    x = 28,066,608,645,443,973,120/4,839,907,418.40
  6. Step 6: Final answer
    x = 5,798,997,009.48

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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.