Home / 713,629,333.60-1,071,494,796.68-399,111,574.04

Finding the Fourth Proportional to 713,629,333.60, 1,071,494,796.68 and 399,111,574.04

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Solution

The fourth proportional to 713,629,333.60, 1,071,494,796.68 and 399,111,574.04 is: 599,255,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,629,333.60 : 1,071,494,796.68 = 399,111,574.04 : x
  2. Step 2: Convert to fraction form
    713,629,333.60/1,071,494,796.68 = 399,111,574.04/x
  3. Step 3: Cross multiply
    713,629,333.60x = 1,071,494,796.68 × 399,111,574.04
  4. Step 4: Simplify right side
    713,629,333.60x = 427,645,974,878,624,576
  5. Step 5: Solve for x
    x = 427,645,974,878,624,576/713,629,333.60
  6. Step 6: Final answer
    x = 599,255,040.04

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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.