Home / 495,705,059,039.60-743,897,235,215.80-173,007,872,506.85

Finding the Fourth Proportional to 495,705,059,039.60, 743,897,235,215.80 and 173,007,872,506.85

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Solution

The fourth proportional to 495,705,059,039.60, 743,897,235,215.80 and 173,007,872,506.85 is: 259,630,350,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,705,059,039.60 : 743,897,235,215.80 = 173,007,872,506.85 : x
  2. Step 2: Convert to fraction form
    495,705,059,039.60/743,897,235,215.80 = 173,007,872,506.85/x
  3. Step 3: Cross multiply
    495,705,059,039.60x = 743,897,235,215.80 × 173,007,872,506.85
  4. Step 4: Simplify right side
    495,705,059,039.60x = 128,700,078,028,413,340,745,728
  5. Step 5: Solve for x
    x = 128,700,078,028,413,340,745,728/495,705,059,039.60
  6. Step 6: Final answer
    x = 259,630,350,107.30

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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.