Home / 746,114,102.80-1,119,171,154.20-261,389,366.80

Finding the Fourth Proportional to 746,114,102.80, 1,119,171,154.20 and 261,389,366.80

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Solution

The fourth proportional to 746,114,102.80, 1,119,171,154.20 and 261,389,366.80 is: 392,084,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,114,102.80 : 1,119,171,154.20 = 261,389,366.80 : x
  2. Step 2: Convert to fraction form
    746,114,102.80/1,119,171,154.20 = 261,389,366.80/x
  3. Step 3: Cross multiply
    746,114,102.80x = 1,119,171,154.20 × 261,389,366.80
  4. Step 4: Simplify right side
    746,114,102.80x = 292,539,439,337,163,200
  5. Step 5: Solve for x
    x = 292,539,439,337,163,200/746,114,102.80
  6. Step 6: Final answer
    x = 392,084,050.20

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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.