Finding the Fourth Proportional to 7,415,943,356.23, 11,121,696,268.16 and 2,440,746,832.12
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Solution
The fourth proportional to 7,415,943,356.23, 11,121,696,268.16 and 2,440,746,832.12 is: 3,660,390,004.40
Step by Step Solution
- Step 1: Write the proportion equation
7,415,943,356.23 : 11,121,696,268.16 = 2,440,746,832.12 : x - Step 2: Convert to fraction form
7,415,943,356.23/11,121,696,268.16 = 2,440,746,832.12/x - Step 3: Cross multiply
7,415,943,356.23x = 11,121,696,268.16 × 2,440,746,832.12 - Step 4: Simplify right side
7,415,943,356.23x = 27,145,244,934,312,345,600 - Step 5: Solve for x
x = 27,145,244,934,312,345,600/7,415,943,356.23 - Step 6: Final answer
x = 3,660,390,004.40
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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.