Home / 119,907,927.51-165,463,704.68-67,702,116.12

Finding the Fourth Proportional to 119,907,927.51, 165,463,704.68 and 67,702,116.12

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Solution

The fourth proportional to 119,907,927.51, 165,463,704.68 and 67,702,116.12 is: 93,423,705.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,907,927.51 : 165,463,704.68 = 67,702,116.12 : x
  2. Step 2: Convert to fraction form
    119,907,927.51/165,463,704.68 = 67,702,116.12/x
  3. Step 3: Cross multiply
    119,907,927.51x = 165,463,704.68 × 67,702,116.12
  4. Step 4: Simplify right side
    119,907,927.51x = 11,202,242,947,552,238
  5. Step 5: Solve for x
    x = 11,202,242,947,552,238/119,907,927.51
  6. Step 6: Final answer
    x = 93,423,705.84

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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.