Home / 541,346,839.47-812,195,136.89-250,404,814.22

Finding the Fourth Proportional to 541,346,839.47, 812,195,136.89 and 250,404,814.22

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Solution

The fourth proportional to 541,346,839.47, 812,195,136.89 and 250,404,814.22 is: 375,688,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,346,839.47 : 812,195,136.89 = 250,404,814.22 : x
  2. Step 2: Convert to fraction form
    541,346,839.47/812,195,136.89 = 250,404,814.22/x
  3. Step 3: Cross multiply
    541,346,839.47x = 812,195,136.89 × 250,404,814.22
  4. Step 4: Simplify right side
    541,346,839.47x = 203,377,572,358,014,912
  5. Step 5: Solve for x
    x = 203,377,572,358,014,912/541,346,839.47
  6. Step 6: Final answer
    x = 375,688,112.55

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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.