Home / 245,331,601.20-367,997,401.80-163,702,263.60

Finding the Fourth Proportional to 245,331,601.20, 367,997,401.80 and 163,702,263.60

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Solution

The fourth proportional to 245,331,601.20, 367,997,401.80 and 163,702,263.60 is: 245,553,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,331,601.20 : 367,997,401.80 = 163,702,263.60 : x
  2. Step 2: Convert to fraction form
    245,331,601.20/367,997,401.80 = 163,702,263.60/x
  3. Step 3: Cross multiply
    245,331,601.20x = 367,997,401.80 × 163,702,263.60
  4. Step 4: Simplify right side
    245,331,601.20x = 60,242,007,673,578,712
  5. Step 5: Solve for x
    x = 60,242,007,673,578,712/245,331,601.20
  6. Step 6: Final answer
    x = 245,553,395.40

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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.