Home / 104,409,904.32-144,081,662.40-58,003,076.16

Finding the Fourth Proportional to 104,409,904.32, 144,081,662.40 and 58,003,076.16

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Solution

The fourth proportional to 104,409,904.32, 144,081,662.40 and 58,003,076.16 is: 80,042,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,409,904.32 : 144,081,662.40 = 58,003,076.16 : x
  2. Step 2: Convert to fraction form
    104,409,904.32/144,081,662.40 = 58,003,076.16/x
  3. Step 3: Cross multiply
    104,409,904.32x = 144,081,662.40 × 58,003,076.16
  4. Step 4: Simplify right side
    104,409,904.32x = 8,357,179,637,446,608
  5. Step 5: Solve for x
    x = 8,357,179,637,446,608/104,409,904.32
  6. Step 6: Final answer
    x = 80,042,019.88

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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.