Home / 19,642,156,288.92-29,443,377,173.04-8,457,324,606.36

Finding the Fourth Proportional to 19,642,156,288.92, 29,443,377,173.04 and 8,457,324,606.36

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Solution

The fourth proportional to 19,642,156,288.92, 29,443,377,173.04 and 8,457,324,606.36 is: 12,677,436,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642,156,288.92 : 29,443,377,173.04 = 8,457,324,606.36 : x
  2. Step 2: Convert to fraction form
    19,642,156,288.92/29,443,377,173.04 = 8,457,324,606.36/x
  3. Step 3: Cross multiply
    19,642,156,288.92x = 29,443,377,173.04 × 8,457,324,606.36
  4. Step 4: Simplify right side
    19,642,156,288.92x = 249,012,198,259,889,537,024
  5. Step 5: Solve for x
    x = 249,012,198,259,889,537,024/19,642,156,288.92
  6. Step 6: Final answer
    x = 12,677,436,967.57

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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.