Finding the Fourth Proportional to 1,750,211,802.24, 2,415,023,992.80 and 1,007,512,356.48
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Solution
The fourth proportional to 1,750,211,802.24, 2,415,023,992.80 and 1,007,512,356.48 is: 1,390,212,607.88
Step by Step Solution
- Step 1: Write the proportion equation
1,750,211,802.24 : 2,415,023,992.80 = 1,007,512,356.48 : x - Step 2: Convert to fraction form
1,750,211,802.24/2,415,023,992.80 = 1,007,512,356.48/x - Step 3: Cross multiply
1,750,211,802.24x = 2,415,023,992.80 × 1,007,512,356.48 - Step 4: Simplify right side
1,750,211,802.24x = 2,433,166,513,941,666,816 - Step 5: Solve for x
x = 2,433,166,513,941,666,816/1,750,211,802.24 - Step 6: Final answer
x = 1,390,212,607.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.