Home / 12,412,066,548.15-18,618,099,822.23-7,759,194,304.95

Finding the Fourth Proportional to 12,412,066,548.15, 18,618,099,822.23 and 7,759,194,304.95

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Solution

The fourth proportional to 12,412,066,548.15, 18,618,099,822.23 and 7,759,194,304.95 is: 11,638,791,457.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412,066,548.15 : 18,618,099,822.23 = 7,759,194,304.95 : x
  2. Step 2: Convert to fraction form
    12,412,066,548.15/18,618,099,822.23 = 7,759,194,304.95/x
  3. Step 3: Cross multiply
    12,412,066,548.15x = 18,618,099,822.23 × 7,759,194,304.95
  4. Step 4: Simplify right side
    12,412,066,548.15x = 144,461,454,109,598,810,112
  5. Step 5: Solve for x
    x = 144,461,454,109,598,810,112/12,412,066,548.15
  6. Step 6: Final answer
    x = 11,638,791,457.43

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Double scale
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Similar ratio
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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.