Home / 484,467,783.20-726,701,674.80-354,371,026.40

Finding the Fourth Proportional to 484,467,783.20, 726,701,674.80 and 354,371,026.40

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Solution

The fourth proportional to 484,467,783.20, 726,701,674.80 and 354,371,026.40 is: 531,556,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,467,783.20 : 726,701,674.80 = 354,371,026.40 : x
  2. Step 2: Convert to fraction form
    484,467,783.20/726,701,674.80 = 354,371,026.40/x
  3. Step 3: Cross multiply
    484,467,783.20x = 726,701,674.80 × 354,371,026.40
  4. Step 4: Simplify right side
    484,467,783.20x = 257,522,018,385,474,976
  5. Step 5: Solve for x
    x = 257,522,018,385,474,976/484,467,783.20
  6. Step 6: Final answer
    x = 531,556,539.60

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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.