Home / 331,839,541.08-457,870,202.01-190,683,488.16

Finding the Fourth Proportional to 331,839,541.08, 457,870,202.01 and 190,683,488.16

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Solution

The fourth proportional to 331,839,541.08, 457,870,202.01 and 190,683,488.16 is: 263,103,929.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,839,541.08 : 457,870,202.01 = 190,683,488.16 : x
  2. Step 2: Convert to fraction form
    331,839,541.08/457,870,202.01 = 190,683,488.16/x
  3. Step 3: Cross multiply
    331,839,541.08x = 457,870,202.01 × 190,683,488.16
  4. Step 4: Simplify right side
    331,839,541.08x = 87,308,287,243,790,640
  5. Step 5: Solve for x
    x = 87,308,287,243,790,640/331,839,541.08
  6. Step 6: Final answer
    x = 263,103,929.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.