Home / 2,797,803,313.20-4,196,704,969.80-858,854,602.80

Finding the Fourth Proportional to 2,797,803,313.20, 4,196,704,969.80 and 858,854,602.80

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Solution

The fourth proportional to 2,797,803,313.20, 4,196,704,969.80 and 858,854,602.80 is: 1,288,281,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,803,313.20 : 4,196,704,969.80 = 858,854,602.80 : x
  2. Step 2: Convert to fraction form
    2,797,803,313.20/4,196,704,969.80 = 858,854,602.80/x
  3. Step 3: Cross multiply
    2,797,803,313.20x = 4,196,704,969.80 × 858,854,602.80
  4. Step 4: Simplify right side
    2,797,803,313.20x = 3,604,359,379,906,364,928
  5. Step 5: Solve for x
    x = 3,604,359,379,906,364,928/2,797,803,313.20
  6. Step 6: Final answer
    x = 1,288,281,904.20

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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.