Home / 183,125,412.72-252,539,918.64-120,290,647.68

Finding the Fourth Proportional to 183,125,412.72, 252,539,918.64 and 120,290,647.68

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Solution

The fourth proportional to 183,125,412.72, 252,539,918.64 and 120,290,647.68 is: 165,887,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,125,412.72 : 252,539,918.64 = 120,290,647.68 : x
  2. Step 2: Convert to fraction form
    183,125,412.72/252,539,918.64 = 120,290,647.68/x
  3. Step 3: Cross multiply
    183,125,412.72x = 252,539,918.64 × 120,290,647.68
  4. Step 4: Simplify right side
    183,125,412.72x = 30,378,190,378,260,104
  5. Step 5: Solve for x
    x = 30,378,190,378,260,104/183,125,412.72
  6. Step 6: Final answer
    x = 165,887,355.16

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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.