Home / 146,020,374-219,245,875.56-81,450,336.24

Finding the Fourth Proportional to 146,020,374, 219,245,875.56 and 81,450,336.24

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Solution

The fourth proportional to 146,020,374, 219,245,875.56 and 81,450,336.24 is: 122,295,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,020,374 : 219,245,875.56 = 81,450,336.24 : x
  2. Step 2: Convert to fraction form
    146,020,374/219,245,875.56 = 81,450,336.24/x
  3. Step 3: Cross multiply
    146,020,374x = 219,245,875.56 × 81,450,336.24
  4. Step 4: Simplify right side
    146,020,374x = 17,857,650,283,595,198
  5. Step 5: Solve for x
    x = 17,857,650,283,595,198/146,020,374
  6. Step 6: Final answer
    x = 122,295,607.07

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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.