Home / 763,243,571.48-1,053,301,704.68-424,166,336.04

Finding the Fourth Proportional to 763,243,571.48, 1,053,301,704.68 and 424,166,336.04

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Solution

The fourth proportional to 763,243,571.48, 1,053,301,704.68 and 424,166,336.04 is: 585,363,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,243,571.48 : 1,053,301,704.68 = 424,166,336.04 : x
  2. Step 2: Convert to fraction form
    763,243,571.48/1,053,301,704.68 = 424,166,336.04/x
  3. Step 3: Cross multiply
    763,243,571.48x = 1,053,301,704.68 × 424,166,336.04
  4. Step 4: Simplify right side
    763,243,571.48x = 446,775,124,818,801,728
  5. Step 5: Solve for x
    x = 446,775,124,818,801,728/763,243,571.48
  6. Step 6: Final answer
    x = 585,363,757.41

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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.