Home / 190,599,284.40-285,177,462.84-112,917,893.28

Finding the Fourth Proportional to 190,599,284.40, 285,177,462.84 and 112,917,893.28

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Solution

The fourth proportional to 190,599,284.40, 285,177,462.84 and 112,917,893.28 is: 168,949,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,599,284.40 : 285,177,462.84 = 112,917,893.28 : x
  2. Step 2: Convert to fraction form
    190,599,284.40/285,177,462.84 = 112,917,893.28/x
  3. Step 3: Cross multiply
    190,599,284.40x = 285,177,462.84 × 112,917,893.28
  4. Step 4: Simplify right side
    190,599,284.40x = 32,201,638,314,828,284
  5. Step 5: Solve for x
    x = 32,201,638,314,828,284/190,599,284.40
  6. Step 6: Final answer
    x = 168,949,418.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.