Finding the Fourth Proportional to 1,717,747,455.40, 2,577,377,010.30 and 797,149,925.80
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Solution
The fourth proportional to 1,717,747,455.40, 2,577,377,010.30 and 797,149,925.80 is: 1,196,075,643.17
Step by Step Solution
- Step 1: Write the proportion equation
1,717,747,455.40 : 2,577,377,010.30 = 797,149,925.80 : x - Step 2: Convert to fraction form
1,717,747,455.40/2,577,377,010.30 = 797,149,925.80/x - Step 3: Cross multiply
1,717,747,455.40x = 2,577,377,010.30 × 797,149,925.80 - Step 4: Simplify right side
1,717,747,455.40x = 2,054,555,892,519,270,912 - Step 5: Solve for x
x = 2,054,555,892,519,270,912/1,717,747,455.40 - Step 6: Final answer
x = 1,196,075,643.17
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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.