Home / 80,784,953.40-121,165,620.30-23,271,227.40

Finding the Fourth Proportional to 80,784,953.40, 121,165,620.30 and 23,271,227.40

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Solution

The fourth proportional to 80,784,953.40, 121,165,620.30 and 23,271,227.40 is: 34,903,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,784,953.40 : 121,165,620.30 = 23,271,227.40 : x
  2. Step 2: Convert to fraction form
    80,784,953.40/121,165,620.30 = 23,271,227.40/x
  3. Step 3: Cross multiply
    80,784,953.40x = 121,165,620.30 × 23,271,227.40
  4. Step 4: Simplify right side
    80,784,953.40x = 2,819,672,703,063,356
  5. Step 5: Solve for x
    x = 2,819,672,703,063,356/80,784,953.40
  6. Step 6: Final answer
    x = 34,903,439.12

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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.