Home / 196,062,588.72-294,008,852.52-66,635,447.76

Finding the Fourth Proportional to 196,062,588.72, 294,008,852.52 and 66,635,447.76

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Solution

The fourth proportional to 196,062,588.72, 294,008,852.52 and 66,635,447.76 is: 99,924,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,062,588.72 : 294,008,852.52 = 66,635,447.76 : x
  2. Step 2: Convert to fraction form
    196,062,588.72/294,008,852.52 = 66,635,447.76/x
  3. Step 3: Cross multiply
    196,062,588.72x = 294,008,852.52 × 66,635,447.76
  4. Step 4: Simplify right side
    196,062,588.72x = 19,591,411,533,074,004
  5. Step 5: Solve for x
    x = 19,591,411,533,074,004/196,062,588.72
  6. Step 6: Final answer
    x = 99,924,272.45

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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.