Home / 293,414,955.80-440,122,433.70-140,359,947.80

Finding the Fourth Proportional to 293,414,955.80, 440,122,433.70 and 140,359,947.80

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Solution

The fourth proportional to 293,414,955.80, 440,122,433.70 and 140,359,947.80 is: 210,539,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,414,955.80 : 440,122,433.70 = 140,359,947.80 : x
  2. Step 2: Convert to fraction form
    293,414,955.80/440,122,433.70 = 140,359,947.80/x
  3. Step 3: Cross multiply
    293,414,955.80x = 440,122,433.70 × 140,359,947.80
  4. Step 4: Simplify right side
    293,414,955.80x = 61,775,561,819,740,968
  5. Step 5: Solve for x
    x = 61,775,561,819,740,968/293,414,955.80
  6. Step 6: Final answer
    x = 210,539,921.70

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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.