Home / 1,404,487,423-1,937,457,805.26-868,467,719.80

Finding the Fourth Proportional to 1,404,487,423, 1,937,457,805.26 and 868,467,719.80

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Solution

The fourth proportional to 1,404,487,423, 1,937,457,805.26 and 868,467,719.80 is: 1,198,031,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,487,423 : 1,937,457,805.26 = 868,467,719.80 : x
  2. Step 2: Convert to fraction form
    1,404,487,423/1,937,457,805.26 = 868,467,719.80/x
  3. Step 3: Cross multiply
    1,404,487,423x = 1,937,457,805.26 × 868,467,719.80
  4. Step 4: Simplify right side
    1,404,487,423x = 1,682,619,562,342,864,640
  5. Step 5: Solve for x
    x = 1,682,619,562,342,864,640/1,404,487,423
  6. Step 6: Final answer
    x = 1,198,031,064.42

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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.