Home / 196,455,794.40-294,116,821.20-173,780,978.40

Finding the Fourth Proportional to 196,455,794.40, 294,116,821.20 and 173,780,978.40

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Solution

The fourth proportional to 196,455,794.40, 294,116,821.20 and 173,780,978.40 is: 260,170,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,455,794.40 : 294,116,821.20 = 173,780,978.40 : x
  2. Step 2: Convert to fraction form
    196,455,794.40/294,116,821.20 = 173,780,978.40/x
  3. Step 3: Cross multiply
    196,455,794.40x = 294,116,821.20 × 173,780,978.40
  4. Step 4: Simplify right side
    196,455,794.40x = 51,111,908,952,033,864
  5. Step 5: Solve for x
    x = 51,111,908,952,033,864/196,455,794.40
  6. Step 6: Final answer
    x = 260,170,025.06

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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.