Home / 425,304,200.40-637,956,300.60-252,692,163.60

Finding the Fourth Proportional to 425,304,200.40, 637,956,300.60 and 252,692,163.60

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Solution

The fourth proportional to 425,304,200.40, 637,956,300.60 and 252,692,163.60 is: 379,038,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,304,200.40 : 637,956,300.60 = 252,692,163.60 : x
  2. Step 2: Convert to fraction form
    425,304,200.40/637,956,300.60 = 252,692,163.60/x
  3. Step 3: Cross multiply
    425,304,200.40x = 637,956,300.60 × 252,692,163.60
  4. Step 4: Simplify right side
    425,304,200.40x = 161,206,557,880,865,984
  5. Step 5: Solve for x
    x = 161,206,557,880,865,984/425,304,200.40
  6. Step 6: Final answer
    x = 379,038,245.40

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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.