Home / 377,007,238.08-520,273,097.28-211,993,364.16

Finding the Fourth Proportional to 377,007,238.08, 520,273,097.28 and 211,993,364.16

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Solution

The fourth proportional to 377,007,238.08, 520,273,097.28 and 211,993,364.16 is: 292,552,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,007,238.08 : 520,273,097.28 = 211,993,364.16 : x
  2. Step 2: Convert to fraction form
    377,007,238.08/520,273,097.28 = 211,993,364.16/x
  3. Step 3: Cross multiply
    377,007,238.08x = 520,273,097.28 × 211,993,364.16
  4. Step 4: Simplify right side
    377,007,238.08x = 110,294,444,174,330,144
  5. Step 5: Solve for x
    x = 110,294,444,174,330,144/377,007,238.08
  6. Step 6: Final answer
    x = 292,552,590.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.