Home / 5,186,662,941.08-7,157,597,169.56-2,807,800,801.49

Finding the Fourth Proportional to 5,186,662,941.08, 7,157,597,169.56 and 2,807,800,801.49

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Solution

The fourth proportional to 5,186,662,941.08, 7,157,597,169.56 and 2,807,800,801.49 is: 3,874,766,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,662,941.08 : 7,157,597,169.56 = 2,807,800,801.49 : x
  2. Step 2: Convert to fraction form
    5,186,662,941.08/7,157,597,169.56 = 2,807,800,801.49/x
  3. Step 3: Cross multiply
    5,186,662,941.08x = 7,157,597,169.56 × 2,807,800,801.49
  4. Step 4: Simplify right side
    5,186,662,941.08x = 20,097,107,069,436,264,448
  5. Step 5: Solve for x
    x = 20,097,107,069,436,264,448/5,186,662,941.08
  6. Step 6: Final answer
    x = 3,874,766,357.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.