Home / 6,959,013,670.40-10,438,520,505.60-3,863,145,459.20

Finding the Fourth Proportional to 6,959,013,670.40, 10,438,520,505.60 and 3,863,145,459.20

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Solution

The fourth proportional to 6,959,013,670.40, 10,438,520,505.60 and 3,863,145,459.20 is: 5,794,718,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959,013,670.40 : 10,438,520,505.60 = 3,863,145,459.20 : x
  2. Step 2: Convert to fraction form
    6,959,013,670.40/10,438,520,505.60 = 3,863,145,459.20/x
  3. Step 3: Cross multiply
    6,959,013,670.40x = 10,438,520,505.60 × 3,863,145,459.20
  4. Step 4: Simplify right side
    6,959,013,670.40x = 40,325,523,091,974,725,632
  5. Step 5: Solve for x
    x = 40,325,523,091,974,725,632/6,959,013,670.40
  6. Step 6: Final answer
    x = 5,794,718,188.80

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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.