Home / 325,621,041.20-488,289,844.20-107,186,980.40

Finding the Fourth Proportional to 325,621,041.20, 488,289,844.20 and 107,186,980.40

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Solution

The fourth proportional to 325,621,041.20, 488,289,844.20 and 107,186,980.40 is: 160,733,820.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,621,041.20 : 488,289,844.20 = 107,186,980.40 : x
  2. Step 2: Convert to fraction form
    325,621,041.20/488,289,844.20 = 107,186,980.40/x
  3. Step 3: Cross multiply
    325,621,041.20x = 488,289,844.20 × 107,186,980.40
  4. Step 4: Simplify right side
    325,621,041.20x = 52,338,313,959,784,456
  5. Step 5: Solve for x
    x = 52,338,313,959,784,456/325,621,041.20
  6. Step 6: Final answer
    x = 160,733,820.42

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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.