Home / 189,106,966.94-283,669,143.73-57,939,848.60

Finding the Fourth Proportional to 189,106,966.94, 283,669,143.73 and 57,939,848.60

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Solution

The fourth proportional to 189,106,966.94, 283,669,143.73 and 57,939,848.60 is: 86,912,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,106,966.94 : 283,669,143.73 = 57,939,848.60 : x
  2. Step 2: Convert to fraction form
    189,106,966.94/283,669,143.73 = 57,939,848.60/x
  3. Step 3: Cross multiply
    189,106,966.94x = 283,669,143.73 × 57,939,848.60
  4. Step 4: Simplify right side
    189,106,966.94x = 16,435,747,240,207,840
  5. Step 5: Solve for x
    x = 16,435,747,240,207,840/189,106,966.94
  6. Step 6: Final answer
    x = 86,912,436.42

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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.