Home / 12,084,788,069.70-18,129,633,731.55-3,801,748,643.70

Finding the Fourth Proportional to 12,084,788,069.70, 18,129,633,731.55 and 3,801,748,643.70

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Solution

The fourth proportional to 12,084,788,069.70, 18,129,633,731.55 and 3,801,748,643.70 is: 5,703,394,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,788,069.70 : 18,129,633,731.55 = 3,801,748,643.70 : x
  2. Step 2: Convert to fraction form
    12,084,788,069.70/18,129,633,731.55 = 3,801,748,643.70/x
  3. Step 3: Cross multiply
    12,084,788,069.70x = 18,129,633,731.55 × 3,801,748,643.70
  4. Step 4: Simplify right side
    12,084,788,069.70x = 68,924,310,449,697,972,224
  5. Step 5: Solve for x
    x = 68,924,310,449,697,972,224/12,084,788,069.70
  6. Step 6: Final answer
    x = 5,703,394,221.91

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1.5x scale

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.