Home / 80,851,606.20-121,277,409.30-29,723,045.40

Finding the Fourth Proportional to 80,851,606.20, 121,277,409.30 and 29,723,045.40

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Solution

The fourth proportional to 80,851,606.20, 121,277,409.30 and 29,723,045.40 is: 44,584,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,851,606.20 : 121,277,409.30 = 29,723,045.40 : x
  2. Step 2: Convert to fraction form
    80,851,606.20/121,277,409.30 = 29,723,045.40/x
  3. Step 3: Cross multiply
    80,851,606.20x = 121,277,409.30 × 29,723,045.40
  4. Step 4: Simplify right side
    80,851,606.20x = 3,604,733,942,618,282
  5. Step 5: Solve for x
    x = 3,604,733,942,618,282/80,851,606.20
  6. Step 6: Final answer
    x = 44,584,568.10

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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.