Home / 192,097,905.21-265,095,053.03-103,991,837.51

Finding the Fourth Proportional to 192,097,905.21, 265,095,053.03 and 103,991,837.51

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Solution

The fourth proportional to 192,097,905.21, 265,095,053.03 and 103,991,837.51 is: 143,508,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,097,905.21 : 265,095,053.03 = 103,991,837.51 : x
  2. Step 2: Convert to fraction form
    192,097,905.21/265,095,053.03 = 103,991,837.51/x
  3. Step 3: Cross multiply
    192,097,905.21x = 265,095,053.03 × 103,991,837.51
  4. Step 4: Simplify right side
    192,097,905.21x = 27,567,721,680,323,312
  5. Step 5: Solve for x
    x = 27,567,721,680,323,312/192,097,905.21
  6. Step 6: Final answer
    x = 143,508,705.37

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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.