Home / 174,738,978.80-262,108,468.20-163,968,441.20

Finding the Fourth Proportional to 174,738,978.80, 262,108,468.20 and 163,968,441.20

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Solution

The fourth proportional to 174,738,978.80, 262,108,468.20 and 163,968,441.20 is: 245,952,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,738,978.80 : 262,108,468.20 = 163,968,441.20 : x
  2. Step 2: Convert to fraction form
    174,738,978.80/262,108,468.20 = 163,968,441.20/x
  3. Step 3: Cross multiply
    174,738,978.80x = 262,108,468.20 × 163,968,441.20
  4. Step 4: Simplify right side
    174,738,978.80x = 42,977,516,956,073,768
  5. Step 5: Solve for x
    x = 42,977,516,956,073,768/174,738,978.80
  6. Step 6: Final answer
    x = 245,952,661.80

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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.