Finding the Fourth Proportional to 4,724,625,921.99, 7,081,988,525.18 and 2,201,473,945.61
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Solution
The fourth proportional to 4,724,625,921.99, 7,081,988,525.18 and 2,201,473,945.61 is: 3,299,904,263.05
Step by Step Solution
- Step 1: Write the proportion equation
4,724,625,921.99 : 7,081,988,525.18 = 2,201,473,945.61 : x - Step 2: Convert to fraction form
4,724,625,921.99/7,081,988,525.18 = 2,201,473,945.61/x - Step 3: Cross multiply
4,724,625,921.99x = 7,081,988,525.18 × 2,201,473,945.61 - Step 4: Simplify right side
4,724,625,921.99x = 15,590,813,221,295,065,088 - Step 5: Solve for x
x = 15,590,813,221,295,065,088/4,724,625,921.99 - Step 6: Final answer
x = 3,299,904,263.05
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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.