Home / 692,641,678.84-1,040,619,999.66-444,133,819.10

Finding the Fourth Proportional to 692,641,678.84, 1,040,619,999.66 and 444,133,819.10

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Solution

The fourth proportional to 692,641,678.84, 1,040,619,999.66 and 444,133,819.10 is: 667,263,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,641,678.84 : 1,040,619,999.66 = 444,133,819.10 : x
  2. Step 2: Convert to fraction form
    692,641,678.84/1,040,619,999.66 = 444,133,819.10/x
  3. Step 3: Cross multiply
    692,641,678.84x = 1,040,619,999.66 × 444,133,819.10
  4. Step 4: Simplify right side
    692,641,678.84x = 462,174,534,683,438,080
  5. Step 5: Solve for x
    x = 462,174,534,683,438,080/692,641,678.84
  6. Step 6: Final answer
    x = 667,263,534.38

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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.