Home / 5,280,303,255.90-7,920,454,883.85-2,659,094,526.30

Finding the Fourth Proportional to 5,280,303,255.90, 7,920,454,883.85 and 2,659,094,526.30

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Solution

The fourth proportional to 5,280,303,255.90, 7,920,454,883.85 and 2,659,094,526.30 is: 3,988,641,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,303,255.90 : 7,920,454,883.85 = 2,659,094,526.30 : x
  2. Step 2: Convert to fraction form
    5,280,303,255.90/7,920,454,883.85 = 2,659,094,526.30/x
  3. Step 3: Cross multiply
    5,280,303,255.90x = 7,920,454,883.85 × 2,659,094,526.30
  4. Step 4: Simplify right side
    5,280,303,255.90x = 21,061,238,227,451,637,760
  5. Step 5: Solve for x
    x = 21,061,238,227,451,637,760/5,280,303,255.90
  6. Step 6: Final answer
    x = 3,988,641,789.45

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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.