Home / 330,161,929.20-495,242,893.80-325,060,095.60

Finding the Fourth Proportional to 330,161,929.20, 495,242,893.80 and 325,060,095.60

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Solution

The fourth proportional to 330,161,929.20, 495,242,893.80 and 325,060,095.60 is: 487,590,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,161,929.20 : 495,242,893.80 = 325,060,095.60 : x
  2. Step 2: Convert to fraction form
    330,161,929.20/495,242,893.80 = 325,060,095.60/x
  3. Step 3: Cross multiply
    330,161,929.20x = 495,242,893.80 × 325,060,095.60
  4. Step 4: Simplify right side
    330,161,929.20x = 160,983,702,403,848,672
  5. Step 5: Solve for x
    x = 160,983,702,403,848,672/330,161,929.20
  6. Step 6: Final answer
    x = 487,590,143.40

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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.