Home / 102,673,943.50-141,690,043.65-56,266,023.82

Finding the Fourth Proportional to 102,673,943.50, 141,690,043.65 and 56,266,023.82

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Solution

The fourth proportional to 102,673,943.50, 141,690,043.65 and 56,266,023.82 is: 77,647,113.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,673,943.50 : 141,690,043.65 = 56,266,023.82 : x
  2. Step 2: Convert to fraction form
    102,673,943.50/141,690,043.65 = 56,266,023.82/x
  3. Step 3: Cross multiply
    102,673,943.50x = 141,690,043.65 × 56,266,023.82
  4. Step 4: Simplify right side
    102,673,943.50x = 7,972,335,371,067,740
  5. Step 5: Solve for x
    x = 7,972,335,371,067,740/102,673,943.50
  6. Step 6: Final answer
    x = 77,647,113.76

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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.