Home / 109,219,726.49-150,723,216.75-58,983,940.70

Finding the Fourth Proportional to 109,219,726.49, 150,723,216.75 and 58,983,940.70

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Solution

The fourth proportional to 109,219,726.49, 150,723,216.75 and 58,983,940.70 is: 81,397,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,219,726.49 : 150,723,216.75 = 58,983,940.70 : x
  2. Step 2: Convert to fraction form
    109,219,726.49/150,723,216.75 = 58,983,940.70/x
  3. Step 3: Cross multiply
    109,219,726.49x = 150,723,216.75 × 58,983,940.70
  4. Step 4: Simplify right side
    109,219,726.49x = 8,890,249,278,928,032
  5. Step 5: Solve for x
    x = 8,890,249,278,928,032/109,219,726.49
  6. Step 6: Final answer
    x = 81,397,835.03

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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.