Home / 64,655,195.40-96,982,793.10-53,176,069.80

Finding the Fourth Proportional to 64,655,195.40, 96,982,793.10 and 53,176,069.80

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Solution

The fourth proportional to 64,655,195.40, 96,982,793.10 and 53,176,069.80 is: 79,764,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655,195.40 : 96,982,793.10 = 53,176,069.80 : x
  2. Step 2: Convert to fraction form
    64,655,195.40/96,982,793.10 = 53,176,069.80/x
  3. Step 3: Cross multiply
    64,655,195.40x = 96,982,793.10 × 53,176,069.80
  4. Step 4: Simplify right side
    64,655,195.40x = 5,157,163,775,284,558
  5. Step 5: Solve for x
    x = 5,157,163,775,284,558/64,655,195.40
  6. Step 6: Final answer
    x = 79,764,104.70

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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.