Home / 70,182,406.20-105,273,609.30-53,176,294.20

Finding the Fourth Proportional to 70,182,406.20, 105,273,609.30 and 53,176,294.20

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Solution

The fourth proportional to 70,182,406.20, 105,273,609.30 and 53,176,294.20 is: 79,764,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,182,406.20 : 105,273,609.30 = 53,176,294.20 : x
  2. Step 2: Convert to fraction form
    70,182,406.20/105,273,609.30 = 53,176,294.20/x
  3. Step 3: Cross multiply
    70,182,406.20x = 105,273,609.30 × 53,176,294.20
  4. Step 4: Simplify right side
    70,182,406.20x = 5,598,060,419,632,656
  5. Step 5: Solve for x
    x = 5,598,060,419,632,656/70,182,406.20
  6. Step 6: Final answer
    x = 79,764,441.30

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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.