Finding the Fourth Proportional to 1,548,862,566.42, 2,137,418,508.24 and 844,012,368.12
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Solution
The fourth proportional to 1,548,862,566.42, 2,137,418,508.24 and 844,012,368.12 is: 1,164,730,619.69
Step by Step Solution
- Step 1: Write the proportion equation
1,548,862,566.42 : 2,137,418,508.24 = 844,012,368.12 : x - Step 2: Convert to fraction form
1,548,862,566.42/2,137,418,508.24 = 844,012,368.12/x - Step 3: Cross multiply
1,548,862,566.42x = 2,137,418,508.24 × 844,012,368.12 - Step 4: Simplify right side
1,548,862,566.42x = 1,804,007,656,803,160,064 - Step 5: Solve for x
x = 1,804,007,656,803,160,064/1,548,862,566.42 - Step 6: Final answer
x = 1,164,730,619.69
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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.