Home / 142,672,347.54-213,645,219.57-94,002,648.39

Finding the Fourth Proportional to 142,672,347.54, 213,645,219.57 and 94,002,648.39

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Solution

The fourth proportional to 142,672,347.54, 213,645,219.57 and 94,002,648.39 is: 140,764,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,672,347.54 : 213,645,219.57 = 94,002,648.39 : x
  2. Step 2: Convert to fraction form
    142,672,347.54/213,645,219.57 = 94,002,648.39/x
  3. Step 3: Cross multiply
    142,672,347.54x = 213,645,219.57 × 94,002,648.39
  4. Step 4: Simplify right side
    142,672,347.54x = 20,083,216,455,443,056
  5. Step 5: Solve for x
    x = 20,083,216,455,443,056/142,672,347.54
  6. Step 6: Final answer
    x = 140,764,603.67

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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.