Home / 5,978,723,787.80-8,968,085,681.70-4,119,105,440.60

Finding the Fourth Proportional to 5,978,723,787.80, 8,968,085,681.70 and 4,119,105,440.60

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Solution

The fourth proportional to 5,978,723,787.80, 8,968,085,681.70 and 4,119,105,440.60 is: 6,178,658,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,723,787.80 : 8,968,085,681.70 = 4,119,105,440.60 : x
  2. Step 2: Convert to fraction form
    5,978,723,787.80/8,968,085,681.70 = 4,119,105,440.60/x
  3. Step 3: Cross multiply
    5,978,723,787.80x = 8,968,085,681.70 × 4,119,105,440.60
  4. Step 4: Simplify right side
    5,978,723,787.80x = 36,940,490,523,257,430,016
  5. Step 5: Solve for x
    x = 36,940,490,523,257,430,016/5,978,723,787.80
  6. Step 6: Final answer
    x = 6,178,658,160.90

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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.