Home / 98,330,006.55-135,695,388.60-54,276,993.66

Finding the Fourth Proportional to 98,330,006.55, 135,695,388.60 and 54,276,993.66

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Solution

The fourth proportional to 98,330,006.55, 135,695,388.60 and 54,276,993.66 is: 74,902,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,330,006.55 : 135,695,388.60 = 54,276,993.66 : x
  2. Step 2: Convert to fraction form
    98,330,006.55/135,695,388.60 = 54,276,993.66/x
  3. Step 3: Cross multiply
    98,330,006.55x = 135,695,388.60 × 54,276,993.66
  4. Step 4: Simplify right side
    98,330,006.55x = 7,365,137,746,733,435
  5. Step 5: Solve for x
    x = 7,365,137,746,733,435/98,330,006.55
  6. Step 6: Final answer
    x = 74,902,239.97

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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.