Home / 220,048,418.88-330,083,592-83,744,366.40

Finding the Fourth Proportional to 220,048,418.88, 330,083,592 and 83,744,366.40

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Solution

The fourth proportional to 220,048,418.88, 330,083,592 and 83,744,366.40 is: 125,620,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,048,418.88 : 330,083,592 = 83,744,366.40 : x
  2. Step 2: Convert to fraction form
    220,048,418.88/330,083,592 = 83,744,366.40/x
  3. Step 3: Cross multiply
    220,048,418.88x = 330,083,592 × 83,744,366.40
  4. Step 4: Simplify right side
    220,048,418.88x = 27,642,641,271,076,112
  5. Step 5: Solve for x
    x = 27,642,641,271,076,112/220,048,418.88
  6. Step 6: Final answer
    x = 125,620,722.07

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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.