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Finding the Fourth Proportional to 604,963,893.60, 907,557,814.80 and 196,033,384.80

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Solution

The fourth proportional to 604,963,893.60, 907,557,814.80 and 196,033,384.80 is: 294,086,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,963,893.60 : 907,557,814.80 = 196,033,384.80 : x
  2. Step 2: Convert to fraction form
    604,963,893.60/907,557,814.80 = 196,033,384.80/x
  3. Step 3: Cross multiply
    604,963,893.60x = 907,557,814.80 × 196,033,384.80
  4. Step 4: Simplify right side
    604,963,893.60x = 177,911,630,336,935,552
  5. Step 5: Solve for x
    x = 177,911,630,336,935,552/604,963,893.60
  6. Step 6: Final answer
    x = 294,086,361.55

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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.