Home / 197,290,873.64-296,002,032.78-66,146,125.16

Finding the Fourth Proportional to 197,290,873.64, 296,002,032.78 and 66,146,125.16

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Solution

The fourth proportional to 197,290,873.64, 296,002,032.78 and 66,146,125.16 is: 99,241,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,290,873.64 : 296,002,032.78 = 66,146,125.16 : x
  2. Step 2: Convert to fraction form
    197,290,873.64/296,002,032.78 = 66,146,125.16/x
  3. Step 3: Cross multiply
    197,290,873.64x = 296,002,032.78 × 66,146,125.16
  4. Step 4: Simplify right side
    197,290,873.64x = 19,579,387,507,880,300
  5. Step 5: Solve for x
    x = 19,579,387,507,880,300/197,290,873.64
  6. Step 6: Final answer
    x = 99,241,222.60

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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.