Home / 8,809,057,310.40-13,213,585,965.60-6,191,816,673.60

Finding the Fourth Proportional to 8,809,057,310.40, 13,213,585,965.60 and 6,191,816,673.60

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Solution

The fourth proportional to 8,809,057,310.40, 13,213,585,965.60 and 6,191,816,673.60 is: 9,287,725,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,057,310.40 : 13,213,585,965.60 = 6,191,816,673.60 : x
  2. Step 2: Convert to fraction form
    8,809,057,310.40/13,213,585,965.60 = 6,191,816,673.60/x
  3. Step 3: Cross multiply
    8,809,057,310.40x = 13,213,585,965.60 × 6,191,816,673.60
  4. Step 4: Simplify right side
    8,809,057,310.40x = 81,816,101,899,849,039,872
  5. Step 5: Solve for x
    x = 81,816,101,899,849,039,872/8,809,057,310.40
  6. Step 6: Final answer
    x = 9,287,725,010.40

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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.