Home / 1,216,093,837.96-1,678,164,536.46-659,164,927.60

Finding the Fourth Proportional to 1,216,093,837.96, 1,678,164,536.46 and 659,164,927.60

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Solution

The fourth proportional to 1,216,093,837.96, 1,678,164,536.46 and 659,164,927.60 is: 909,623,230.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,093,837.96 : 1,678,164,536.46 = 659,164,927.60 : x
  2. Step 2: Convert to fraction form
    1,216,093,837.96/1,678,164,536.46 = 659,164,927.60/x
  3. Step 3: Cross multiply
    1,216,093,837.96x = 1,678,164,536.46 × 659,164,927.60
  4. Step 4: Simplify right side
    1,216,093,837.96x = 1,106,187,205,176,543,488
  5. Step 5: Solve for x
    x = 1,106,187,205,176,543,488/1,216,093,837.96
  6. Step 6: Final answer
    x = 909,623,230.25

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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.