Home / 8,989,839,007.70-13,484,758,511.55-8,806,172,998.10

Finding the Fourth Proportional to 8,989,839,007.70, 13,484,758,511.55 and 8,806,172,998.10

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Solution

The fourth proportional to 8,989,839,007.70, 13,484,758,511.55 and 8,806,172,998.10 is: 13,209,259,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,839,007.70 : 13,484,758,511.55 = 8,806,172,998.10 : x
  2. Step 2: Convert to fraction form
    8,989,839,007.70/13,484,758,511.55 = 8,806,172,998.10/x
  3. Step 3: Cross multiply
    8,989,839,007.70x = 13,484,758,511.55 × 8,806,172,998.10
  4. Step 4: Simplify right side
    8,989,839,007.70x = 118,749,116,290,310,750,208
  5. Step 5: Solve for x
    x = 118,749,116,290,310,750,208/8,989,839,007.70
  6. Step 6: Final answer
    x = 13,209,259,497.15

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Double scale
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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.