Home / 8,405,852,753.72-12,611,963,635.04-5,046,769,514.64

Finding the Fourth Proportional to 8,405,852,753.72, 12,611,963,635.04 and 5,046,769,514.64

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Solution

The fourth proportional to 8,405,852,753.72, 12,611,963,635.04 and 5,046,769,514.64 is: 7,572,066,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,405,852,753.72 : 12,611,963,635.04 = 5,046,769,514.64 : x
  2. Step 2: Convert to fraction form
    8,405,852,753.72/12,611,963,635.04 = 5,046,769,514.64/x
  3. Step 3: Cross multiply
    8,405,852,753.72x = 12,611,963,635.04 × 5,046,769,514.64
  4. Step 4: Simplify right side
    8,405,852,753.72x = 63,649,673,593,098,420,224
  5. Step 5: Solve for x
    x = 63,649,673,593,098,420,224/8,405,852,753.72
  6. Step 6: Final answer
    x = 7,572,066,208.86

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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.