Finding the Fourth Proportional to 1,417,177,686.80, 2,125,766,530.20 and 797,304,904.40
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Solution
The fourth proportional to 1,417,177,686.80, 2,125,766,530.20 and 797,304,904.40 is: 1,195,957,356.60
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177,686.80 : 2,125,766,530.20 = 797,304,904.40 : x - Step 2: Convert to fraction form
1,417,177,686.80/2,125,766,530.20 = 797,304,904.40/x - Step 3: Cross multiply
1,417,177,686.80x = 2,125,766,530.20 × 797,304,904.40 - Step 4: Simplify right side
1,417,177,686.80x = 1,694,884,080,137,830,656 - Step 5: Solve for x
x = 1,694,884,080,137,830,656/1,417,177,686.80 - Step 6: Final answer
x = 1,195,957,356.60
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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.