Home / 79,297,396.32-109,428,685.28-45,806,903.04

Finding the Fourth Proportional to 79,297,396.32, 109,428,685.28 and 45,806,903.04

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Solution

The fourth proportional to 79,297,396.32, 109,428,685.28 and 45,806,903.04 is: 63,212,531.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,297,396.32 : 109,428,685.28 = 45,806,903.04 : x
  2. Step 2: Convert to fraction form
    79,297,396.32/109,428,685.28 = 45,806,903.04/x
  3. Step 3: Cross multiply
    79,297,396.32x = 109,428,685.28 × 45,806,903.04
  4. Step 4: Simplify right side
    79,297,396.32x = 5,012,589,176,415,635
  5. Step 5: Solve for x
    x = 5,012,589,176,415,635/79,297,396.32
  6. Step 6: Final answer
    x = 63,212,531.67

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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.