Home / 20,713,302,498.20-31,072,977,056.10-6,736,545,915.80

Finding the Fourth Proportional to 20,713,302,498.20, 31,072,977,056.10 and 6,736,545,915.80

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Solution

The fourth proportional to 20,713,302,498.20, 31,072,977,056.10 and 6,736,545,915.80 is: 10,105,802,138.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,713,302,498.20 : 31,072,977,056.10 = 6,736,545,915.80 : x
  2. Step 2: Convert to fraction form
    20,713,302,498.20/31,072,977,056.10 = 6,736,545,915.80/x
  3. Step 3: Cross multiply
    20,713,302,498.20x = 31,072,977,056.10 × 6,736,545,915.80
  4. Step 4: Simplify right side
    20,713,302,498.20x = 209,324,536,679,017,545,728
  5. Step 5: Solve for x
    x = 209,324,536,679,017,545,728/20,713,302,498.20
  6. Step 6: Final answer
    x = 10,105,802,138.37

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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.