Home / 376,266,404.66-519,247,638.07-211,257,517.10

Finding the Fourth Proportional to 376,266,404.66, 519,247,638.07 and 211,257,517.10

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Solution

The fourth proportional to 376,266,404.66, 519,247,638.07 and 211,257,517.10 is: 291,535,373.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,266,404.66 : 519,247,638.07 = 211,257,517.10 : x
  2. Step 2: Convert to fraction form
    376,266,404.66/519,247,638.07 = 211,257,517.10/x
  3. Step 3: Cross multiply
    376,266,404.66x = 519,247,638.07 × 211,257,517.10
  4. Step 4: Simplify right side
    376,266,404.66x = 109,694,966,775,583,248
  5. Step 5: Solve for x
    x = 109,694,966,775,583,248/376,266,404.66
  6. Step 6: Final answer
    x = 291,535,373.39

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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.