Home / 740,339,097.45-1,021,072,233.12-650,839,678.62

Finding the Fourth Proportional to 740,339,097.45, 1,021,072,233.12 and 650,839,678.62

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Solution

The fourth proportional to 740,339,097.45, 1,021,072,233.12 and 650,839,678.62 is: 897,635,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,339,097.45 : 1,021,072,233.12 = 650,839,678.62 : x
  2. Step 2: Convert to fraction form
    740,339,097.45/1,021,072,233.12 = 650,839,678.62/x
  3. Step 3: Cross multiply
    740,339,097.45x = 1,021,072,233.12 × 650,839,678.62
  4. Step 4: Simplify right side
    740,339,097.45x = 664,554,324,051,626,496
  5. Step 5: Solve for x
    x = 664,554,324,051,626,496/740,339,097.45
  6. Step 6: Final answer
    x = 897,635,051.75

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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.