Finding the Fourth Proportional to 1,994,026,762.32, 2,988,366,536.52 and 1,551,903,304.56
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Solution
The fourth proportional to 1,994,026,762.32, 2,988,366,536.52 and 1,551,903,304.56 is: 2,325,774,152.53
Step by Step Solution
- Step 1: Write the proportion equation
1,994,026,762.32 : 2,988,366,536.52 = 1,551,903,304.56 : x - Step 2: Convert to fraction form
1,994,026,762.32/2,988,366,536.52 = 1,551,903,304.56/x - Step 3: Cross multiply
1,994,026,762.32x = 2,988,366,536.52 × 1,551,903,304.56 - Step 4: Simplify right side
1,994,026,762.32x = 4,637,655,903,261,910,016 - Step 5: Solve for x
x = 4,637,655,903,261,910,016/1,994,026,762.32 - Step 6: Final answer
x = 2,325,774,152.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.