Home / 194,925,614.10-292,467,153.15-85,771,569.30

Finding the Fourth Proportional to 194,925,614.10, 292,467,153.15 and 85,771,569.30

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Solution

The fourth proportional to 194,925,614.10, 292,467,153.15 and 85,771,569.30 is: 128,691,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,925,614.10 : 292,467,153.15 = 85,771,569.30 : x
  2. Step 2: Convert to fraction form
    194,925,614.10/292,467,153.15 = 85,771,569.30/x
  3. Step 3: Cross multiply
    194,925,614.10x = 292,467,153.15 × 85,771,569.30
  4. Step 4: Simplify right side
    194,925,614.10x = 25,085,366,694,378,936
  5. Step 5: Solve for x
    x = 25,085,366,694,378,936/194,925,614.10
  6. Step 6: Final answer
    x = 128,691,997.77

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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.