Home / 9,705,985,769.59-13,394,129,401.69-5,419,265,119.18

Finding the Fourth Proportional to 9,705,985,769.59, 13,394,129,401.69 and 5,419,265,119.18

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Solution

The fourth proportional to 9,705,985,769.59, 13,394,129,401.69 and 5,419,265,119.18 is: 7,478,512,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705,985,769.59 : 13,394,129,401.69 = 5,419,265,119.18 : x
  2. Step 2: Convert to fraction form
    9,705,985,769.59/13,394,129,401.69 = 5,419,265,119.18/x
  3. Step 3: Cross multiply
    9,705,985,769.59x = 13,394,129,401.69 × 5,419,265,119.18
  4. Step 4: Simplify right side
    9,705,985,769.59x = 72,586,338,268,361,908,224
  5. Step 5: Solve for x
    x = 72,586,338,268,361,908,224/9,705,985,769.59
  6. Step 6: Final answer
    x = 7,478,512,743.73

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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.