Home / 197,138,547.60-295,707,821.40-146,120,211.60

Finding the Fourth Proportional to 197,138,547.60, 295,707,821.40 and 146,120,211.60

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Solution

The fourth proportional to 197,138,547.60, 295,707,821.40 and 146,120,211.60 is: 219,180,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,138,547.60 : 295,707,821.40 = 146,120,211.60 : x
  2. Step 2: Convert to fraction form
    197,138,547.60/295,707,821.40 = 146,120,211.60/x
  3. Step 3: Cross multiply
    197,138,547.60x = 295,707,821.40 × 146,120,211.60
  4. Step 4: Simplify right side
    197,138,547.60x = 43,208,889,434,743,000
  5. Step 5: Solve for x
    x = 43,208,889,434,743,000/197,138,547.60
  6. Step 6: Final answer
    x = 219,180,317.40

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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.