Home / 3,165,115,580.53-4,367,818,289.08-1,808,734,049.65

Finding the Fourth Proportional to 3,165,115,580.53, 4,367,818,289.08 and 1,808,734,049.65

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Solution

The fourth proportional to 3,165,115,580.53, 4,367,818,289.08 and 1,808,734,049.65 is: 2,496,029,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,115,580.53 : 4,367,818,289.08 = 1,808,734,049.65 : x
  2. Step 2: Convert to fraction form
    3,165,115,580.53/4,367,818,289.08 = 1,808,734,049.65/x
  3. Step 3: Cross multiply
    3,165,115,580.53x = 4,367,818,289.08 × 1,808,734,049.65
  4. Step 4: Simplify right side
    3,165,115,580.53x = 7,900,221,662,127,561,728
  5. Step 5: Solve for x
    x = 7,900,221,662,127,561,728/3,165,115,580.53
  6. Step 6: Final answer
    x = 2,496,029,437.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.