Home / 505,966,769,986.10-758,923,425,221.58-165,961,161,264.84

Finding the Fourth Proportional to 505,966,769,986.10, 758,923,425,221.58 and 165,961,161,264.84

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Solution

The fourth proportional to 505,966,769,986.10, 758,923,425,221.58 and 165,961,161,264.84 is: 248,932,974,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,966,769,986.10 : 758,923,425,221.58 = 165,961,161,264.84 : x
  2. Step 2: Convert to fraction form
    505,966,769,986.10/758,923,425,221.58 = 165,961,161,264.84/x
  3. Step 3: Cross multiply
    505,966,769,986.10x = 758,923,425,221.58 × 165,961,161,264.84
  4. Step 4: Simplify right side
    505,966,769,986.10x = 125,951,812,960,863,368,773,632
  5. Step 5: Solve for x
    x = 125,951,812,960,863,368,773,632/505,966,769,986.10
  6. Step 6: Final answer
    x = 248,932,974,322.25

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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.