Home / 414,242,404,219.98-571,571,609,306.07-231,311,359,228.77

Finding the Fourth Proportional to 414,242,404,219.98, 571,571,609,306.07 and 231,311,359,228.77

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Solution

The fourth proportional to 414,242,404,219.98, 571,571,609,306.07 and 231,311,359,228.77 is: 319,163,379,939.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,242,404,219.98 : 571,571,609,306.07 = 231,311,359,228.77 : x
  2. Step 2: Convert to fraction form
    414,242,404,219.98/571,571,609,306.07 = 231,311,359,228.77/x
  3. Step 3: Cross multiply
    414,242,404,219.98x = 571,571,609,306.07 × 231,311,359,228.77
  4. Step 4: Simplify right side
    414,242,404,219.98x = 132,211,005,845,162,510,254,080
  5. Step 5: Solve for x
    x = 132,211,005,845,162,510,254,080/414,242,404,219.98
  6. Step 6: Final answer
    x = 319,163,379,939.62

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1.5x scale

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.