Home / 1,554,451,154.92-2,330,241,847.26-777,420,657.64

Finding the Fourth Proportional to 1,554,451,154.92, 2,330,241,847.26 and 777,420,657.64

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Solution

The fourth proportional to 1,554,451,154.92, 2,330,241,847.26 and 777,420,657.64 is: 1,165,413,363.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,451,154.92 : 2,330,241,847.26 = 777,420,657.64 : x
  2. Step 2: Convert to fraction form
    1,554,451,154.92/2,330,241,847.26 = 777,420,657.64/x
  3. Step 3: Cross multiply
    1,554,451,154.92x = 2,330,241,847.26 × 777,420,657.64
  4. Step 4: Simplify right side
    1,554,451,154.92x = 1,811,578,149,357,117,696
  5. Step 5: Solve for x
    x = 1,811,578,149,357,117,696/1,554,451,154.92
  6. Step 6: Final answer
    x = 1,165,413,363.83

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Half scale
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Double scale
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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.