Home / 1,082,803,358,215.30-1,624,258,986,855-412,085,191,974.30

Finding the Fourth Proportional to 1,082,803,358,215.30, 1,624,258,986,855 and 412,085,191,974.30

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Solution

The fourth proportional to 1,082,803,358,215.30, 1,624,258,986,855 and 412,085,191,974.30 is: 618,148,319,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,803,358,215.30 : 1,624,258,986,855 = 412,085,191,974.30 : x
  2. Step 2: Convert to fraction form
    1,082,803,358,215.30/1,624,258,986,855 = 412,085,191,974.30/x
  3. Step 3: Cross multiply
    1,082,803,358,215.30x = 1,624,258,986,855 × 412,085,191,974.30
  4. Step 4: Simplify right side
    1,082,803,358,215.30x = 669,333,076,414,124,636,766,208
  5. Step 5: Solve for x
    x = 669,333,076,414,124,636,766,208/1,082,803,358,215.30
  6. Step 6: Final answer
    x = 618,148,319,670.28

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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.