Home / 198,066,968,935.16-296,542,535,880.34-177,983,090,785.40

Finding the Fourth Proportional to 198,066,968,935.16, 296,542,535,880.34 and 177,983,090,785.40

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Solution

The fourth proportional to 198,066,968,935.16, 296,542,535,880.34 and 177,983,090,785.40 is: 266,473,291,175.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,066,968,935.16 : 296,542,535,880.34 = 177,983,090,785.40 : x
  2. Step 2: Convert to fraction form
    198,066,968,935.16/296,542,535,880.34 = 177,983,090,785.40/x
  3. Step 3: Cross multiply
    198,066,968,935.16x = 296,542,535,880.34 × 177,983,090,785.40
  4. Step 4: Simplify right side
    198,066,968,935.16x = 52,779,557,085,323,297,030,144
  5. Step 5: Solve for x
    x = 52,779,557,085,323,297,030,144/198,066,968,935.16
  6. Step 6: Final answer
    x = 266,473,291,175.58

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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.