Home / 5,680,643,575.20-8,520,965,362.80-4,303,148,503.20

Finding the Fourth Proportional to 5,680,643,575.20, 8,520,965,362.80 and 4,303,148,503.20

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Solution

The fourth proportional to 5,680,643,575.20, 8,520,965,362.80 and 4,303,148,503.20 is: 6,454,722,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,643,575.20 : 8,520,965,362.80 = 4,303,148,503.20 : x
  2. Step 2: Convert to fraction form
    5,680,643,575.20/8,520,965,362.80 = 4,303,148,503.20/x
  3. Step 3: Cross multiply
    5,680,643,575.20x = 8,520,965,362.80 × 4,303,148,503.20
  4. Step 4: Simplify right side
    5,680,643,575.20x = 36,666,979,346,751,864,832
  5. Step 5: Solve for x
    x = 36,666,979,346,751,864,832/5,680,643,575.20
  6. Step 6: Final answer
    x = 6,454,722,754.80

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Double scale
Find fourth proportional to 5,680,643,576.20, 8,520,965,364.30 and 4,303,148,504.20
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.