Home / 5,280,303,232.90-7,920,454,849.35-2,659,094,503.30

Finding the Fourth Proportional to 5,280,303,232.90, 7,920,454,849.35 and 2,659,094,503.30

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Solution

The fourth proportional to 5,280,303,232.90, 7,920,454,849.35 and 2,659,094,503.30 is: 3,988,641,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,303,232.90 : 7,920,454,849.35 = 2,659,094,503.30 : x
  2. Step 2: Convert to fraction form
    5,280,303,232.90/7,920,454,849.35 = 2,659,094,503.30/x
  3. Step 3: Cross multiply
    5,280,303,232.90x = 7,920,454,849.35 × 2,659,094,503.30
  4. Step 4: Simplify right side
    5,280,303,232.90x = 21,061,237,953,542,418,432
  5. Step 5: Solve for x
    x = 21,061,237,953,542,418,432/5,280,303,232.90
  6. Step 6: Final answer
    x = 3,988,641,754.95

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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.