Home / 119,997,804.51-165,610,409.22-67,790,203.11

Finding the Fourth Proportional to 119,997,804.51, 165,610,409.22 and 67,790,203.11

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Solution

The fourth proportional to 119,997,804.51, 165,610,409.22 and 67,790,203.11 is: 93,558,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,997,804.51 : 165,610,409.22 = 67,790,203.11 : x
  2. Step 2: Convert to fraction form
    119,997,804.51/165,610,409.22 = 67,790,203.11/x
  3. Step 3: Cross multiply
    119,997,804.51x = 165,610,409.22 × 67,790,203.11
  4. Step 4: Simplify right side
    119,997,804.51x = 11,226,763,278,154,016
  5. Step 5: Solve for x
    x = 11,226,763,278,154,016/119,997,804.51
  6. Step 6: Final answer
    x = 93,558,072.37

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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.