Home / 12,161,695,991.84-16,784,902,463.48-6,809,601,261.44

Finding the Fourth Proportional to 12,161,695,991.84, 16,784,902,463.48 and 6,809,601,261.44

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Solution

The fourth proportional to 12,161,695,991.84, 16,784,902,463.48 and 6,809,601,261.44 is: 9,398,236,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,695,991.84 : 16,784,902,463.48 = 6,809,601,261.44 : x
  2. Step 2: Convert to fraction form
    12,161,695,991.84/16,784,902,463.48 = 6,809,601,261.44/x
  3. Step 3: Cross multiply
    12,161,695,991.84x = 16,784,902,463.48 × 6,809,601,261.44
  4. Step 4: Simplify right side
    12,161,695,991.84x = 114,298,492,988,460,761,088
  5. Step 5: Solve for x
    x = 114,298,492,988,460,761,088/12,161,695,991.84
  6. Step 6: Final answer
    x = 9,398,236,320.42

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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.