Home / 437,004,845.42-655,561,814.65-171,076,208.63

Finding the Fourth Proportional to 437,004,845.42, 655,561,814.65 and 171,076,208.63

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Solution

The fourth proportional to 437,004,845.42, 655,561,814.65 and 171,076,208.63 is: 256,635,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,004,845.42 : 655,561,814.65 = 171,076,208.63 : x
  2. Step 2: Convert to fraction form
    437,004,845.42/655,561,814.65 = 171,076,208.63/x
  3. Step 3: Cross multiply
    437,004,845.42x = 655,561,814.65 × 171,076,208.63
  4. Step 4: Simplify right side
    437,004,845.42x = 112,151,029,772,924,784
  5. Step 5: Solve for x
    x = 112,151,029,772,924,784/437,004,845.42
  6. Step 6: Final answer
    x = 256,635,666.51

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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.