Home / 362,142,328.20-543,355,209.90-132,134,663.40

Finding the Fourth Proportional to 362,142,328.20, 543,355,209.90 and 132,134,663.40

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Solution

The fourth proportional to 362,142,328.20, 543,355,209.90 and 132,134,663.40 is: 198,253,703.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,142,328.20 : 543,355,209.90 = 132,134,663.40 : x
  2. Step 2: Convert to fraction form
    362,142,328.20/543,355,209.90 = 132,134,663.40/x
  3. Step 3: Cross multiply
    362,142,328.20x = 543,355,209.90 × 132,134,663.40
  4. Step 4: Simplify right side
    362,142,328.20x = 71,796,057,766,772,848
  5. Step 5: Solve for x
    x = 71,796,057,766,772,848/362,142,328.20
  6. Step 6: Final answer
    x = 198,253,703.52

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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.