Home / 362,021,476.80-543,315,650.40-167,956,938.30

Finding the Fourth Proportional to 362,021,476.80, 543,315,650.40 and 167,956,938.30

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Solution

The fourth proportional to 362,021,476.80, 543,315,650.40 and 167,956,938.30 is: 252,066,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,021,476.80 : 543,315,650.40 = 167,956,938.30 : x
  2. Step 2: Convert to fraction form
    362,021,476.80/543,315,650.40 = 167,956,938.30/x
  3. Step 3: Cross multiply
    362,021,476.80x = 543,315,650.40 × 167,956,938.30
  4. Step 4: Simplify right side
    362,021,476.80x = 91,253,633,171,657,168
  5. Step 5: Solve for x
    x = 91,253,633,171,657,168/362,021,476.80
  6. Step 6: Final answer
    x = 252,066,904.92

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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.