Home / 142,430,049.59-213,615,180.37-40,170,172.37

Finding the Fourth Proportional to 142,430,049.59, 213,615,180.37 and 40,170,172.37

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Solution

The fourth proportional to 142,430,049.59, 213,615,180.37 and 40,170,172.37 is: 60,246,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,430,049.59 : 213,615,180.37 = 40,170,172.37 : x
  2. Step 2: Convert to fraction form
    142,430,049.59/213,615,180.37 = 40,170,172.37/x
  3. Step 3: Cross multiply
    142,430,049.59x = 213,615,180.37 × 40,170,172.37
  4. Step 4: Simplify right side
    142,430,049.59x = 8,580,958,616,269,506
  5. Step 5: Solve for x
    x = 8,580,958,616,269,506/142,430,049.59
  6. Step 6: Final answer
    x = 60,246,827.41

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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.