Home / 506,784,464.64-699,364,480-274,997,456.64

Finding the Fourth Proportional to 506,784,464.64, 699,364,480 and 274,997,456.64

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Solution

The fourth proportional to 506,784,464.64, 699,364,480 and 274,997,456.64 is: 379,497,531.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,784,464.64 : 699,364,480 = 274,997,456.64 : x
  2. Step 2: Convert to fraction form
    506,784,464.64/699,364,480 = 274,997,456.64/x
  3. Step 3: Cross multiply
    506,784,464.64x = 699,364,480 × 274,997,456.64
  4. Step 4: Simplify right side
    506,784,464.64x = 192,323,453,264,356,128
  5. Step 5: Solve for x
    x = 192,323,453,264,356,128/506,784,464.64
  6. Step 6: Final answer
    x = 379,497,531.36

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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.