Home / 362,142,394.20-543,355,308.90-132,134,729.40

Finding the Fourth Proportional to 362,142,394.20, 543,355,308.90 and 132,134,729.40

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Solution

The fourth proportional to 362,142,394.20, 543,355,308.90 and 132,134,729.40 is: 198,253,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,142,394.20 : 543,355,308.90 = 132,134,729.40 : x
  2. Step 2: Convert to fraction form
    362,142,394.20/543,355,308.90 = 132,134,729.40/x
  3. Step 3: Cross multiply
    362,142,394.20x = 543,355,308.90 × 132,134,729.40
  4. Step 4: Simplify right side
    362,142,394.20x = 71,796,106,709,554,912
  5. Step 5: Solve for x
    x = 71,796,106,709,554,912/362,142,394.20
  6. Step 6: Final answer
    x = 198,253,802.54

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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.