Finding the Fourth Proportional to 3,119,496,944.06, 4,305,009,891.99 and 1,709,804,519.08
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Solution
The fourth proportional to 3,119,496,944.06, 4,305,009,891.99 and 1,709,804,519.08 is: 2,359,587,298.85
Step by Step Solution
- Step 1: Write the proportion equation
3,119,496,944.06 : 4,305,009,891.99 = 1,709,804,519.08 : x - Step 2: Convert to fraction form
3,119,496,944.06/4,305,009,891.99 = 1,709,804,519.08/x - Step 3: Cross multiply
3,119,496,944.06x = 4,305,009,891.99 × 1,709,804,519.08 - Step 4: Simplify right side
3,119,496,944.06x = 7,360,725,368,008,603,648 - Step 5: Solve for x
x = 7,360,725,368,008,603,648/3,119,496,944.06 - Step 6: Final answer
x = 2,359,587,298.85
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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.