Home / 119,418,724.94-164,848,687.65-80,283,199.50

Finding the Fourth Proportional to 119,418,724.94, 164,848,687.65 and 80,283,199.50

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Solution

The fourth proportional to 119,418,724.94, 164,848,687.65 and 80,283,199.50 is: 110,824,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,418,724.94 : 164,848,687.65 = 80,283,199.50 : x
  2. Step 2: Convert to fraction form
    119,418,724.94/164,848,687.65 = 80,283,199.50/x
  3. Step 3: Cross multiply
    119,418,724.94x = 164,848,687.65 × 80,283,199.50
  4. Step 4: Simplify right side
    119,418,724.94x = 13,234,580,077,918,136
  5. Step 5: Solve for x
    x = 13,234,580,077,918,136/119,418,724.94
  6. Step 6: Final answer
    x = 110,824,999.05

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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.