Finding the Fourth Proportional to 5,616,404,572.71, 8,422,619,705.47 and 1,631,659,675.99
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Solution
The fourth proportional to 5,616,404,572.71, 8,422,619,705.47 and 1,631,659,675.99 is: 2,446,912,212.56
Step by Step Solution
- Step 1: Write the proportion equation
5,616,404,572.71 : 8,422,619,705.47 = 1,631,659,675.99 : x - Step 2: Convert to fraction form
5,616,404,572.71/8,422,619,705.47 = 1,631,659,675.99/x - Step 3: Cross multiply
5,616,404,572.71x = 8,422,619,705.47 × 1,631,659,675.99 - Step 4: Simplify right side
5,616,404,572.71x = 13,742,848,939,618,248,704 - Step 5: Solve for x
x = 13,742,848,939,618,248,704/5,616,404,572.71 - Step 6: Final answer
x = 2,446,912,212.56
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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.