Home / 164,859,415.20-247,317,116.40-88,161,616.80

Finding the Fourth Proportional to 164,859,415.20, 247,317,116.40 and 88,161,616.80

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Solution

The fourth proportional to 164,859,415.20, 247,317,116.40 and 88,161,616.80 is: 132,257,395.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,859,415.20 : 247,317,116.40 = 88,161,616.80 : x
  2. Step 2: Convert to fraction form
    164,859,415.20/247,317,116.40 = 88,161,616.80/x
  3. Step 3: Cross multiply
    164,859,415.20x = 247,317,116.40 × 88,161,616.80
  4. Step 4: Simplify right side
    164,859,415.20x = 21,803,876,844,137,796
  5. Step 5: Solve for x
    x = 21,803,876,844,137,796/164,859,415.20
  6. Step 6: Final answer
    x = 132,257,395.29

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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.