Home / 380,587,047,812.64-571,132,076,178.29-179,186,379,650.64

Finding the Fourth Proportional to 380,587,047,812.64, 571,132,076,178.29 and 179,186,379,650.64

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Solution

The fourth proportional to 380,587,047,812.64, 571,132,076,178.29 and 179,186,379,650.64 is: 268,897,981,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,587,047,812.64 : 571,132,076,178.29 = 179,186,379,650.64 : x
  2. Step 2: Convert to fraction form
    380,587,047,812.64/571,132,076,178.29 = 179,186,379,650.64/x
  3. Step 3: Cross multiply
    380,587,047,812.64x = 571,132,076,178.29 × 179,186,379,650.64
  4. Step 4: Simplify right side
    380,587,047,812.64x = 102,339,089,032,741,337,956,352
  5. Step 5: Solve for x
    x = 102,339,089,032,741,337,956,352/380,587,047,812.64
  6. Step 6: Final answer
    x = 268,897,981,738.79

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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.