Home / 6,643,706,813.10-9,965,560,219.65-6,138,625,286.70

Finding the Fourth Proportional to 6,643,706,813.10, 9,965,560,219.65 and 6,138,625,286.70

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Solution

The fourth proportional to 6,643,706,813.10, 9,965,560,219.65 and 6,138,625,286.70 is: 9,207,937,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,706,813.10 : 9,965,560,219.65 = 6,138,625,286.70 : x
  2. Step 2: Convert to fraction form
    6,643,706,813.10/9,965,560,219.65 = 6,138,625,286.70/x
  3. Step 3: Cross multiply
    6,643,706,813.10x = 9,965,560,219.65 × 6,138,625,286.70
  4. Step 4: Simplify right side
    6,643,706,813.10x = 61,174,839,960,475,090,944
  5. Step 5: Solve for x
    x = 61,174,839,960,475,090,944/6,643,706,813.10
  6. Step 6: Final answer
    x = 9,207,937,930.05

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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.