Home / 5,186,662,903.28-7,157,597,117.39-2,807,800,763.65

Finding the Fourth Proportional to 5,186,662,903.28, 7,157,597,117.39 and 2,807,800,763.65

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Solution

The fourth proportional to 5,186,662,903.28, 7,157,597,117.39 and 2,807,800,763.65 is: 3,874,766,304.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,662,903.28 : 7,157,597,117.39 = 2,807,800,763.65 : x
  2. Step 2: Convert to fraction form
    5,186,662,903.28/7,157,597,117.39 = 2,807,800,763.65/x
  3. Step 3: Cross multiply
    5,186,662,903.28x = 7,157,597,117.39 × 2,807,800,763.65
  4. Step 4: Simplify right side
    5,186,662,903.28x = 20,097,106,652,106,682,368
  5. Step 5: Solve for x
    x = 20,097,106,652,106,682,368/5,186,662,903.28
  6. Step 6: Final answer
    x = 3,874,766,304.82

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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.