Home / 86,215,713.15-119,133,316.46-61,392,804.63

Finding the Fourth Proportional to 86,215,713.15, 119,133,316.46 and 61,392,804.63

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Solution

The fourth proportional to 86,215,713.15, 119,133,316.46 and 61,392,804.63 is: 84,832,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,215,713.15 : 119,133,316.46 = 61,392,804.63 : x
  2. Step 2: Convert to fraction form
    86,215,713.15/119,133,316.46 = 61,392,804.63/x
  3. Step 3: Cross multiply
    86,215,713.15x = 119,133,316.46 × 61,392,804.63
  4. Step 4: Simplify right side
    86,215,713.15x = 7,313,928,422,891,852
  5. Step 5: Solve for x
    x = 7,313,928,422,891,852/86,215,713.15
  6. Step 6: Final answer
    x = 84,832,893.63

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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.