Home / 369,405,321.68-553,003,285.04-223,397,002.64

Finding the Fourth Proportional to 369,405,321.68, 553,003,285.04 and 223,397,002.64

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Solution

The fourth proportional to 369,405,321.68, 553,003,285.04 and 223,397,002.64 is: 334,427,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,405,321.68 : 553,003,285.04 = 223,397,002.64 : x
  2. Step 2: Convert to fraction form
    369,405,321.68/553,003,285.04 = 223,397,002.64/x
  3. Step 3: Cross multiply
    369,405,321.68x = 553,003,285.04 × 223,397,002.64
  4. Step 4: Simplify right side
    369,405,321.68x = 123,539,276,328,009,536
  5. Step 5: Solve for x
    x = 123,539,276,328,009,536/369,405,321.68
  6. Step 6: Final answer
    x = 334,427,440.75

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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.