Home / 2,147,474,188.62-2,963,467,915.11-1,243,268,248.86

Finding the Fourth Proportional to 2,147,474,188.62, 2,963,467,915.11 and 1,243,268,248.86

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Solution

The fourth proportional to 2,147,474,188.62, 2,963,467,915.11 and 1,243,268,248.86 is: 1,715,683,282.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,474,188.62 : 2,963,467,915.11 = 1,243,268,248.86 : x
  2. Step 2: Convert to fraction form
    2,147,474,188.62/2,963,467,915.11 = 1,243,268,248.86/x
  3. Step 3: Cross multiply
    2,147,474,188.62x = 2,963,467,915.11 × 1,243,268,248.86
  4. Step 4: Simplify right side
    2,147,474,188.62x = 3,684,385,565,371,604,480
  5. Step 5: Solve for x
    x = 3,684,385,565,371,604,480/2,147,474,188.62
  6. Step 6: Final answer
    x = 1,715,683,282.67

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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.