Finding the Fourth Proportional to 3,402,517,962.24, 5,104,637,749.44 and 948,855,127.68
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Solution
The fourth proportional to 3,402,517,962.24, 5,104,637,749.44 and 948,855,127.68 is: 1,423,522,743.23
Step by Step Solution
- Step 1: Write the proportion equation
3,402,517,962.24 : 5,104,637,749.44 = 948,855,127.68 : x - Step 2: Convert to fraction form
3,402,517,962.24/5,104,637,749.44 = 948,855,127.68/x - Step 3: Cross multiply
3,402,517,962.24x = 5,104,637,749.44 × 948,855,127.68 - Step 4: Simplify right side
3,402,517,962.24x = 4,843,561,703,505,038,336 - Step 5: Solve for x
x = 4,843,561,703,505,038,336/3,402,517,962.24 - Step 6: Final answer
x = 1,423,522,743.23
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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.