Home / 323,528,605.60-485,292,908.40-179,921,437.60

Finding the Fourth Proportional to 323,528,605.60, 485,292,908.40 and 179,921,437.60

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Solution

The fourth proportional to 323,528,605.60, 485,292,908.40 and 179,921,437.60 is: 269,882,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,528,605.60 : 485,292,908.40 = 179,921,437.60 : x
  2. Step 2: Convert to fraction form
    323,528,605.60/485,292,908.40 = 179,921,437.60/x
  3. Step 3: Cross multiply
    323,528,605.60x = 485,292,908.40 × 179,921,437.60
  4. Step 4: Simplify right side
    323,528,605.60x = 87,314,597,736,413,104
  5. Step 5: Solve for x
    x = 87,314,597,736,413,104/323,528,605.60
  6. Step 6: Final answer
    x = 269,882,156.40

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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.