Home / 119,882,579.94-165,437,958.75-64,878,436.44

Finding the Fourth Proportional to 119,882,579.94, 165,437,958.75 and 64,878,436.44

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Solution

The fourth proportional to 119,882,579.94, 165,437,958.75 and 64,878,436.44 is: 89,532,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,882,579.94 : 165,437,958.75 = 64,878,436.44 : x
  2. Step 2: Convert to fraction form
    119,882,579.94/165,437,958.75 = 64,878,436.44/x
  3. Step 3: Cross multiply
    119,882,579.94x = 165,437,958.75 × 64,878,436.44
  4. Step 4: Simplify right side
    119,882,579.94x = 10,733,356,091,525,216
  5. Step 5: Solve for x
    x = 10,733,356,091,525,216/119,882,579.94
  6. Step 6: Final answer
    x = 89,532,241.44

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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.