Home / 1,210,060,277.70-1,815,090,416.55-796,811,756.10

Finding the Fourth Proportional to 1,210,060,277.70, 1,815,090,416.55 and 796,811,756.10

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Solution

The fourth proportional to 1,210,060,277.70, 1,815,090,416.55 and 796,811,756.10 is: 1,195,217,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,060,277.70 : 1,815,090,416.55 = 796,811,756.10 : x
  2. Step 2: Convert to fraction form
    1,210,060,277.70/1,815,090,416.55 = 796,811,756.10/x
  3. Step 3: Cross multiply
    1,210,060,277.70x = 1,815,090,416.55 × 796,811,756.10
  4. Step 4: Simplify right side
    1,210,060,277.70x = 1,446,285,382,291,485,952
  5. Step 5: Solve for x
    x = 1,446,285,382,291,485,952/1,210,060,277.70
  6. Step 6: Final answer
    x = 1,195,217,634.15

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Half scale
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Double scale
Find fourth proportional to 1,210,060,278.70, 1,815,090,418.05 and 796,811,757.10
Similar ratio
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1.5x scale

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.