Home / 13,680,824,522.08-20,524,331,188.56-7,385,118,624.74

Finding the Fourth Proportional to 13,680,824,522.08, 20,524,331,188.56 and 7,385,118,624.74

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Solution

The fourth proportional to 13,680,824,522.08, 20,524,331,188.56 and 7,385,118,624.74 is: 11,079,348,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,680,824,522.08 : 20,524,331,188.56 = 7,385,118,624.74 : x
  2. Step 2: Convert to fraction form
    13,680,824,522.08/20,524,331,188.56 = 7,385,118,624.74/x
  3. Step 3: Cross multiply
    13,680,824,522.08x = 20,524,331,188.56 × 7,385,118,624.74
  4. Step 4: Simplify right side
    13,680,824,522.08x = 151,574,620,521,044,508,672
  5. Step 5: Solve for x
    x = 151,574,620,521,044,508,672/13,680,824,522.08
  6. Step 6: Final answer
    x = 11,079,348,344.57

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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.