Home / 362,433,460.35-543,681,506.16-100,117,919.49

Finding the Fourth Proportional to 362,433,460.35, 543,681,506.16 and 100,117,919.49

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Solution

The fourth proportional to 362,433,460.35, 543,681,506.16 and 100,117,919.49 is: 150,185,529.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,433,460.35 : 543,681,506.16 = 100,117,919.49 : x
  2. Step 2: Convert to fraction form
    362,433,460.35/543,681,506.16 = 100,117,919.49/x
  3. Step 3: Cross multiply
    362,433,460.35x = 543,681,506.16 × 100,117,919.49
  4. Step 4: Simplify right side
    362,433,460.35x = 54,432,261,261,928,816
  5. Step 5: Solve for x
    x = 54,432,261,261,928,816/362,433,460.35
  6. Step 6: Final answer
    x = 150,185,529.81

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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.