Home / 123,201,901.80-184,802,852.70-74,734,482.60

Finding the Fourth Proportional to 123,201,901.80, 184,802,852.70 and 74,734,482.60

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Solution

The fourth proportional to 123,201,901.80, 184,802,852.70 and 74,734,482.60 is: 112,101,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,201,901.80 : 184,802,852.70 = 74,734,482.60 : x
  2. Step 2: Convert to fraction form
    123,201,901.80/184,802,852.70 = 74,734,482.60/x
  3. Step 3: Cross multiply
    123,201,901.80x = 184,802,852.70 × 74,734,482.60
  4. Step 4: Simplify right side
    123,201,901.80x = 13,811,145,579,538,512
  5. Step 5: Solve for x
    x = 13,811,145,579,538,512/123,201,901.80
  6. Step 6: Final answer
    x = 112,101,723.90

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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.