Home / 141,206,588,461.76-194,863,481,701.07-76,975,895,813.18

Finding the Fourth Proportional to 141,206,588,461.76, 194,863,481,701.07 and 76,975,895,813.18

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Solution

The fourth proportional to 141,206,588,461.76, 194,863,481,701.07 and 76,975,895,813.18 is: 106,225,858,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,206,588,461.76 : 194,863,481,701.07 = 76,975,895,813.18 : x
  2. Step 2: Convert to fraction form
    141,206,588,461.76/194,863,481,701.07 = 76,975,895,813.18/x
  3. Step 3: Cross multiply
    141,206,588,461.76x = 194,863,481,701.07 × 76,975,895,813.18
  4. Step 4: Simplify right side
    141,206,588,461.76x = 14,999,791,065,215,071,682,560
  5. Step 5: Solve for x
    x = 14,999,791,065,215,071,682,560/141,206,588,461.76
  6. Step 6: Final answer
    x = 106,225,858,358.42

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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.