Home / 123,133,327.20-184,578,166.80-58,323,218.40

Finding the Fourth Proportional to 123,133,327.20, 184,578,166.80 and 58,323,218.40

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Solution

The fourth proportional to 123,133,327.20, 184,578,166.80 and 58,323,218.40 is: 87,427,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,133,327.20 : 184,578,166.80 = 58,323,218.40 : x
  2. Step 2: Convert to fraction form
    123,133,327.20/184,578,166.80 = 58,323,218.40/x
  3. Step 3: Cross multiply
    123,133,327.20x = 184,578,166.80 × 58,323,218.40
  4. Step 4: Simplify right side
    123,133,327.20x = 10,765,192,734,148,030
  5. Step 5: Solve for x
    x = 10,765,192,734,148,030/123,133,327.20
  6. Step 6: Final answer
    x = 87,427,124.56

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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.