Home / 99,713,112.60-149,583,665.70-31,548,696.60

Finding the Fourth Proportional to 99,713,112.60, 149,583,665.70 and 31,548,696.60

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Solution

The fourth proportional to 99,713,112.60, 149,583,665.70 and 31,548,696.60 is: 47,327,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,713,112.60 : 149,583,665.70 = 31,548,696.60 : x
  2. Step 2: Convert to fraction form
    99,713,112.60/149,583,665.70 = 31,548,696.60/x
  3. Step 3: Cross multiply
    99,713,112.60x = 149,583,665.70 × 31,548,696.60
  4. Step 4: Simplify right side
    99,713,112.60x = 4,719,169,685,485,126
  5. Step 5: Solve for x
    x = 4,719,169,685,485,126/99,713,112.60
  6. Step 6: Final answer
    x = 47,327,473.41

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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.