Home / 411,442,875.33-617,224,543.11-193,115,394.33

Finding the Fourth Proportional to 411,442,875.33, 617,224,543.11 and 193,115,394.33

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Solution

The fourth proportional to 411,442,875.33, 617,224,543.11 and 193,115,394.33 is: 289,701,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,442,875.33 : 617,224,543.11 = 193,115,394.33 : x
  2. Step 2: Convert to fraction form
    411,442,875.33/617,224,543.11 = 193,115,394.33/x
  3. Step 3: Cross multiply
    411,442,875.33x = 617,224,543.11 × 193,115,394.33
  4. Step 4: Simplify right side
    411,442,875.33x = 119,195,561,032,841,744
  5. Step 5: Solve for x
    x = 119,195,561,032,841,744/411,442,875.33
  6. Step 6: Final answer
    x = 289,701,361.18

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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.