Home / 315,335,027.58-432,001,771.15-303,545,328.54

Finding the Fourth Proportional to 315,335,027.58, 432,001,771.15 and 303,545,328.54

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Solution

The fourth proportional to 315,335,027.58, 432,001,771.15 and 303,545,328.54 is: 415,850,153.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,335,027.58 : 432,001,771.15 = 303,545,328.54 : x
  2. Step 2: Convert to fraction form
    315,335,027.58/432,001,771.15 = 303,545,328.54/x
  3. Step 3: Cross multiply
    315,335,027.58x = 432,001,771.15 × 303,545,328.54
  4. Step 4: Simplify right side
    315,335,027.58x = 131,132,119,553,588,640
  5. Step 5: Solve for x
    x = 131,132,119,553,588,640/315,335,027.58
  6. Step 6: Final answer
    x = 415,850,153.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.