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Finding the Fourth Proportional to 609,494,670.72, 914,484,263.84 and 195,035,350.72

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Solution

The fourth proportional to 609,494,670.72, 914,484,263.84 and 195,035,350.72 is: 292,630,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,494,670.72 : 914,484,263.84 = 195,035,350.72 : x
  2. Step 2: Convert to fraction form
    609,494,670.72/914,484,263.84 = 195,035,350.72/x
  3. Step 3: Cross multiply
    609,494,670.72x = 914,484,263.84 × 195,035,350.72
  4. Step 4: Simplify right side
    609,494,670.72x = 178,356,759,125,955,424
  5. Step 5: Solve for x
    x = 178,356,759,125,955,424/609,494,670.72
  6. Step 6: Final answer
    x = 292,630,547.39

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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.