Home / 331,949,307.60-497,923,961.40-309,274,491.60

Finding the Fourth Proportional to 331,949,307.60, 497,923,961.40 and 309,274,491.60

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Solution

The fourth proportional to 331,949,307.60, 497,923,961.40 and 309,274,491.60 is: 463,911,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,949,307.60 : 497,923,961.40 = 309,274,491.60 : x
  2. Step 2: Convert to fraction form
    331,949,307.60/497,923,961.40 = 309,274,491.60/x
  3. Step 3: Cross multiply
    331,949,307.60x = 497,923,961.40 × 309,274,491.60
  4. Step 4: Simplify right side
    331,949,307.60x = 153,995,180,017,443,040
  5. Step 5: Solve for x
    x = 153,995,180,017,443,040/331,949,307.60
  6. Step 6: Final answer
    x = 463,911,737.40

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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.