Home / 464,721,805.80-697,082,708.70-414,557,274.60

Finding the Fourth Proportional to 464,721,805.80, 697,082,708.70 and 414,557,274.60

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Solution

The fourth proportional to 464,721,805.80, 697,082,708.70 and 414,557,274.60 is: 621,835,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,721,805.80 : 697,082,708.70 = 414,557,274.60 : x
  2. Step 2: Convert to fraction form
    464,721,805.80/697,082,708.70 = 414,557,274.60/x
  3. Step 3: Cross multiply
    464,721,805.80x = 697,082,708.70 × 414,557,274.60
  4. Step 4: Simplify right side
    464,721,805.80x = 288,980,707,889,457,728
  5. Step 5: Solve for x
    x = 288,980,707,889,457,728/464,721,805.80
  6. Step 6: Final answer
    x = 621,835,911.90

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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.