Home / 22,738,525,885.78-31,377,059,909.52-12,577,035,051.25

Finding the Fourth Proportional to 22,738,525,885.78, 31,377,059,909.52 and 12,577,035,051.25

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Solution

The fourth proportional to 22,738,525,885.78, 31,377,059,909.52 and 12,577,035,051.25 is: 17,355,143,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,738,525,885.78 : 31,377,059,909.52 = 12,577,035,051.25 : x
  2. Step 2: Convert to fraction form
    22,738,525,885.78/31,377,059,909.52 = 12,577,035,051.25/x
  3. Step 3: Cross multiply
    22,738,525,885.78x = 31,377,059,909.52 × 12,577,035,051.25
  4. Step 4: Simplify right side
    22,738,525,885.78x = 394,630,382,287,204,188,160
  5. Step 5: Solve for x
    x = 394,630,382,287,204,188,160/22,738,525,885.78
  6. Step 6: Final answer
    x = 17,355,143,612.63

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Double scale
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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.