Home / 135,685,635.50-203,529,669.77-38,641,294.01

Finding the Fourth Proportional to 135,685,635.50, 203,529,669.77 and 38,641,294.01

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Solution

The fourth proportional to 135,685,635.50, 203,529,669.77 and 38,641,294.01 is: 57,962,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,685,635.50 : 203,529,669.77 = 38,641,294.01 : x
  2. Step 2: Convert to fraction form
    135,685,635.50/203,529,669.77 = 38,641,294.01/x
  3. Step 3: Cross multiply
    135,685,635.50x = 203,529,669.77 × 38,641,294.01
  4. Step 4: Simplify right side
    135,685,635.50x = 7,864,649,809,946,207
  5. Step 5: Solve for x
    x = 7,864,649,809,946,207/135,685,635.50
  6. Step 6: Final answer
    x = 57,962,287.47

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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.