Home / 149,315,368.70-223,973,053.05-41,609,992.70

Finding the Fourth Proportional to 149,315,368.70, 223,973,053.05 and 41,609,992.70

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Solution

The fourth proportional to 149,315,368.70, 223,973,053.05 and 41,609,992.70 is: 62,414,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,315,368.70 : 223,973,053.05 = 41,609,992.70 : x
  2. Step 2: Convert to fraction form
    149,315,368.70/223,973,053.05 = 41,609,992.70/x
  3. Step 3: Cross multiply
    149,315,368.70x = 223,973,053.05 × 41,609,992.70
  4. Step 4: Simplify right side
    149,315,368.70x = 9,319,517,102,407,214
  5. Step 5: Solve for x
    x = 9,319,517,102,407,214/149,315,368.70
  6. Step 6: Final answer
    x = 62,414,989.05

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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.