Home / 12,299,688,081.45-18,449,532,122.18-5,667,304,401.45

Finding the Fourth Proportional to 12,299,688,081.45, 18,449,532,122.18 and 5,667,304,401.45

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Solution

The fourth proportional to 12,299,688,081.45, 18,449,532,122.18 and 5,667,304,401.45 is: 8,500,956,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,688,081.45 : 18,449,532,122.18 = 5,667,304,401.45 : x
  2. Step 2: Convert to fraction form
    12,299,688,081.45/18,449,532,122.18 = 5,667,304,401.45/x
  3. Step 3: Cross multiply
    12,299,688,081.45x = 18,449,532,122.18 × 5,667,304,401.45
  4. Step 4: Simplify right side
    12,299,688,081.45x = 104,559,114,600,695,529,472
  5. Step 5: Solve for x
    x = 104,559,114,600,695,529,472/12,299,688,081.45
  6. Step 6: Final answer
    x = 8,500,956,602.18

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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.