Home / 215,702,454.30-323,553,681.45-179,830,186.80

Finding the Fourth Proportional to 215,702,454.30, 323,553,681.45 and 179,830,186.80

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Solution

The fourth proportional to 215,702,454.30, 323,553,681.45 and 179,830,186.80 is: 269,745,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,702,454.30 : 323,553,681.45 = 179,830,186.80 : x
  2. Step 2: Convert to fraction form
    215,702,454.30/323,553,681.45 = 179,830,186.80/x
  3. Step 3: Cross multiply
    215,702,454.30x = 323,553,681.45 × 179,830,186.80
  4. Step 4: Simplify right side
    215,702,454.30x = 58,184,718,974,981,200
  5. Step 5: Solve for x
    x = 58,184,718,974,981,200/215,702,454.30
  6. Step 6: Final answer
    x = 269,745,280.20

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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.