Home / 245,331,623.20-367,997,434.80-163,702,285.60

Finding the Fourth Proportional to 245,331,623.20, 367,997,434.80 and 163,702,285.60

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Solution

The fourth proportional to 245,331,623.20, 367,997,434.80 and 163,702,285.60 is: 245,553,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,331,623.20 : 367,997,434.80 = 163,702,285.60 : x
  2. Step 2: Convert to fraction form
    245,331,623.20/367,997,434.80 = 163,702,285.60/x
  3. Step 3: Cross multiply
    245,331,623.20x = 367,997,434.80 × 163,702,285.60
  4. Step 4: Simplify right side
    245,331,623.20x = 60,242,021,171,696,976
  5. Step 5: Solve for x
    x = 60,242,021,171,696,976/245,331,623.20
  6. Step 6: Final answer
    x = 245,553,428.40

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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.