Home / 19,642,156,291.92-29,443,377,177.54-8,457,324,609.36

Finding the Fourth Proportional to 19,642,156,291.92, 29,443,377,177.54 and 8,457,324,609.36

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Solution

The fourth proportional to 19,642,156,291.92, 29,443,377,177.54 and 8,457,324,609.36 is: 12,677,436,972.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642,156,291.92 : 29,443,377,177.54 = 8,457,324,609.36 : x
  2. Step 2: Convert to fraction form
    19,642,156,291.92/29,443,377,177.54 = 8,457,324,609.36/x
  3. Step 3: Cross multiply
    19,642,156,291.92x = 29,443,377,177.54 × 8,457,324,609.36
  4. Step 4: Simplify right side
    19,642,156,291.92x = 249,012,198,386,277,613,568
  5. Step 5: Solve for x
    x = 249,012,198,386,277,613,568/19,642,156,291.92
  6. Step 6: Final answer
    x = 12,677,436,972.07

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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.