Home / 149,171,264.70-223,378,983.45-118,938,176.70

Finding the Fourth Proportional to 149,171,264.70, 223,378,983.45 and 118,938,176.70

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Solution

The fourth proportional to 149,171,264.70, 223,378,983.45 and 118,938,176.70 is: 178,105,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,171,264.70 : 223,378,983.45 = 118,938,176.70 : x
  2. Step 2: Convert to fraction form
    149,171,264.70/223,378,983.45 = 118,938,176.70/x
  3. Step 3: Cross multiply
    149,171,264.70x = 223,378,983.45 × 118,938,176.70
  4. Step 4: Simplify right side
    149,171,264.70x = 26,568,289,004,642,476
  5. Step 5: Solve for x
    x = 26,568,289,004,642,476/149,171,264.70
  6. Step 6: Final answer
    x = 178,105,944.59

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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.