Home / 13,407,109,805.30-18,504,062,963.25-7,771,850,692.34

Finding the Fourth Proportional to 13,407,109,805.30, 18,504,062,963.25 and 7,771,850,692.34

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Solution

The fourth proportional to 13,407,109,805.30, 18,504,062,963.25 and 7,771,850,692.34 is: 10,726,459,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407,109,805.30 : 18,504,062,963.25 = 7,771,850,692.34 : x
  2. Step 2: Convert to fraction form
    13,407,109,805.30/18,504,062,963.25 = 7,771,850,692.34/x
  3. Step 3: Cross multiply
    13,407,109,805.30x = 18,504,062,963.25 × 7,771,850,692.34
  4. Step 4: Simplify right side
    13,407,109,805.30x = 143,810,814,552,037,474,304
  5. Step 5: Solve for x
    x = 143,810,814,552,037,474,304/13,407,109,805.30
  6. Step 6: Final answer
    x = 10,726,459,068.40

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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.