Home / 740,339,097.18-1,021,072,232.66-650,839,678.35

Finding the Fourth Proportional to 740,339,097.18, 1,021,072,232.66 and 650,839,678.35

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Solution

The fourth proportional to 740,339,097.18, 1,021,072,232.66 and 650,839,678.35 is: 897,635,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,339,097.18 : 1,021,072,232.66 = 650,839,678.35 : x
  2. Step 2: Convert to fraction form
    740,339,097.18/1,021,072,232.66 = 650,839,678.35/x
  3. Step 3: Cross multiply
    740,339,097.18x = 1,021,072,232.66 × 650,839,678.35
  4. Step 4: Simplify right side
    740,339,097.18x = 664,554,323,476,550,784
  5. Step 5: Solve for x
    x = 664,554,323,476,550,784/740,339,097.18
  6. Step 6: Final answer
    x = 897,635,051.30

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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.