Home / 105,285,896.52-157,943,216.62-43,860,690.38

Finding the Fourth Proportional to 105,285,896.52, 157,943,216.62 and 43,860,690.38

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Solution

The fourth proportional to 105,285,896.52, 157,943,216.62 and 43,860,690.38 is: 65,797,022.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,285,896.52 : 157,943,216.62 = 43,860,690.38 : x
  2. Step 2: Convert to fraction form
    105,285,896.52/157,943,216.62 = 43,860,690.38/x
  3. Step 3: Cross multiply
    105,285,896.52x = 157,943,216.62 × 43,860,690.38
  4. Step 4: Simplify right side
    105,285,896.52x = 6,927,498,521,611,985
  5. Step 5: Solve for x
    x = 6,927,498,521,611,985/105,285,896.52
  6. Step 6: Final answer
    x = 65,797,022.68

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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.