Home / 496,409,513.99-685,036,772.16-273,411,962.39

Finding the Fourth Proportional to 496,409,513.99, 685,036,772.16 and 273,411,962.39

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Solution

The fourth proportional to 496,409,513.99, 685,036,772.16 and 273,411,962.39 is: 377,303,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,409,513.99 : 685,036,772.16 = 273,411,962.39 : x
  2. Step 2: Convert to fraction form
    496,409,513.99/685,036,772.16 = 273,411,962.39/x
  3. Step 3: Cross multiply
    496,409,513.99x = 685,036,772.16 × 273,411,962.39
  4. Step 4: Simplify right side
    496,409,513.99x = 187,297,248,182,151,712
  5. Step 5: Solve for x
    x = 187,297,248,182,151,712/496,409,513.99
  6. Step 6: Final answer
    x = 377,303,905.15

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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.