Home / 149,171,264.20-223,378,982.70-118,938,176.20

Finding the Fourth Proportional to 149,171,264.20, 223,378,982.70 and 118,938,176.20

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Solution

The fourth proportional to 149,171,264.20, 223,378,982.70 and 118,938,176.20 is: 178,105,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,171,264.20 : 223,378,982.70 = 118,938,176.20 : x
  2. Step 2: Convert to fraction form
    149,171,264.20/223,378,982.70 = 118,938,176.20/x
  3. Step 3: Cross multiply
    149,171,264.20x = 223,378,982.70 × 118,938,176.20
  4. Step 4: Simplify right side
    149,171,264.20x = 26,568,288,803,749,352
  5. Step 5: Solve for x
    x = 26,568,288,803,749,352/149,171,264.20
  6. Step 6: Final answer
    x = 178,105,943.84

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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.