Home / 380,076,502.79-569,906,921.39-301,795,861.02

Finding the Fourth Proportional to 380,076,502.79, 569,906,921.39 and 301,795,861.02

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Solution

The fourth proportional to 380,076,502.79, 569,906,921.39 and 301,795,861.02 is: 452,528,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,076,502.79 : 569,906,921.39 = 301,795,861.02 : x
  2. Step 2: Convert to fraction form
    380,076,502.79/569,906,921.39 = 301,795,861.02/x
  3. Step 3: Cross multiply
    380,076,502.79x = 569,906,921.39 × 301,795,861.02
  4. Step 4: Simplify right side
    380,076,502.79x = 171,995,550,040,643,520
  5. Step 5: Solve for x
    x = 171,995,550,040,643,520/380,076,502.79
  6. Step 6: Final answer
    x = 452,528,764.03

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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.