Home / 1,494,622,041.80-2,241,933,062.70-978,644,006.60

Finding the Fourth Proportional to 1,494,622,041.80, 2,241,933,062.70 and 978,644,006.60

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Solution

The fourth proportional to 1,494,622,041.80, 2,241,933,062.70 and 978,644,006.60 is: 1,467,966,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,622,041.80 : 2,241,933,062.70 = 978,644,006.60 : x
  2. Step 2: Convert to fraction form
    1,494,622,041.80/2,241,933,062.70 = 978,644,006.60/x
  3. Step 3: Cross multiply
    1,494,622,041.80x = 2,241,933,062.70 × 978,644,006.60
  4. Step 4: Simplify right side
    1,494,622,041.80x = 2,194,054,355,009,736,960
  5. Step 5: Solve for x
    x = 2,194,054,355,009,736,960/1,494,622,041.80
  6. Step 6: Final answer
    x = 1,467,966,009.90

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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.