Home / 196,681,099.44-271,412,802.32-108,573,204.72

Finding the Fourth Proportional to 196,681,099.44, 271,412,802.32 and 108,573,204.72

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Solution

The fourth proportional to 196,681,099.44, 271,412,802.32 and 108,573,204.72 is: 149,827,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,681,099.44 : 271,412,802.32 = 108,573,204.72 : x
  2. Step 2: Convert to fraction form
    196,681,099.44/271,412,802.32 = 108,573,204.72/x
  3. Step 3: Cross multiply
    196,681,099.44x = 271,412,802.32 × 108,573,204.72
  4. Step 4: Simplify right side
    196,681,099.44x = 29,468,157,749,918,248
  5. Step 5: Solve for x
    x = 29,468,157,749,918,248/196,681,099.44
  6. Step 6: Final answer
    x = 149,827,094.90

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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.