Home / 484,532,137.20-668,650,947.80-264,515,563.20

Finding the Fourth Proportional to 484,532,137.20, 668,650,947.80 and 264,515,563.20

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Solution

The fourth proportional to 484,532,137.20, 668,650,947.80 and 264,515,563.20 is: 365,029,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,532,137.20 : 668,650,947.80 = 264,515,563.20 : x
  2. Step 2: Convert to fraction form
    484,532,137.20/668,650,947.80 = 264,515,563.20/x
  3. Step 3: Cross multiply
    484,532,137.20x = 668,650,947.80 × 264,515,563.20
  4. Step 4: Simplify right side
    484,532,137.20x = 176,868,582,041,530,784
  5. Step 5: Solve for x
    x = 176,868,582,041,530,784/484,532,137.20
  6. Step 6: Final answer
    x = 365,029,620.25

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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.