Finding the Fourth Proportional to 5,643,176,482.91, 8,468,065,507.34 and 2,104,362,720.92
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Solution
The fourth proportional to 5,643,176,482.91, 8,468,065,507.34 and 2,104,362,720.92 is: 3,157,774,956.34
Step by Step Solution
- Step 1: Write the proportion equation
5,643,176,482.91 : 8,468,065,507.34 = 2,104,362,720.92 : x - Step 2: Convert to fraction form
5,643,176,482.91/8,468,065,507.34 = 2,104,362,720.92/x - Step 3: Cross multiply
5,643,176,482.91x = 8,468,065,507.34 × 2,104,362,720.92 - Step 4: Simplify right side
5,643,176,482.91x = 17,819,881,371,954,802,688 - Step 5: Solve for x
x = 17,819,881,371,954,802,688/5,643,176,482.91 - Step 6: Final answer
x = 3,157,774,956.34
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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.