Home / 245,989,325.82-369,239,298.30-142,560,610.50

Finding the Fourth Proportional to 245,989,325.82, 369,239,298.30 and 142,560,610.50

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Solution

The fourth proportional to 245,989,325.82, 369,239,298.30 and 142,560,610.50 is: 213,988,877.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,989,325.82 : 369,239,298.30 = 142,560,610.50 : x
  2. Step 2: Convert to fraction form
    245,989,325.82/369,239,298.30 = 142,560,610.50/x
  3. Step 3: Cross multiply
    245,989,325.82x = 369,239,298.30 × 142,560,610.50
  4. Step 4: Simplify right side
    245,989,325.82x = 52,638,979,786,239,616
  5. Step 5: Solve for x
    x = 52,638,979,786,239,616/245,989,325.82
  6. Step 6: Final answer
    x = 213,988,877.81

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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.