Home / 217,168,322.40-325,752,483.60-131,004,021.60

Finding the Fourth Proportional to 217,168,322.40, 325,752,483.60 and 131,004,021.60

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Solution

The fourth proportional to 217,168,322.40, 325,752,483.60 and 131,004,021.60 is: 196,506,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,168,322.40 : 325,752,483.60 = 131,004,021.60 : x
  2. Step 2: Convert to fraction form
    217,168,322.40/325,752,483.60 = 131,004,021.60/x
  3. Step 3: Cross multiply
    217,168,322.40x = 325,752,483.60 × 131,004,021.60
  4. Step 4: Simplify right side
    217,168,322.40x = 42,674,885,397,788,048
  5. Step 5: Solve for x
    x = 42,674,885,397,788,048/217,168,322.40
  6. Step 6: Final answer
    x = 196,506,032.40

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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.