Home / 495,517,902.90-683,621,168.54-283,711,535.69

Finding the Fourth Proportional to 495,517,902.90, 683,621,168.54 and 283,711,535.69

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Solution

The fourth proportional to 495,517,902.90, 683,621,168.54 and 283,711,535.69 is: 391,411,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,517,902.90 : 683,621,168.54 = 283,711,535.69 : x
  2. Step 2: Convert to fraction form
    495,517,902.90/683,621,168.54 = 283,711,535.69/x
  3. Step 3: Cross multiply
    495,517,902.90x = 683,621,168.54 × 283,711,535.69
  4. Step 4: Simplify right side
    495,517,902.90x = 193,951,211,556,675,712
  5. Step 5: Solve for x
    x = 193,951,211,556,675,712/495,517,902.90
  6. Step 6: Final answer
    x = 391,411,108.30

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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.