Finding the Fourth Proportional to 4,458,929,721.68, 6,684,653,236.44 and 1,971,389,032.40
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Solution
The fourth proportional to 4,458,929,721.68, 6,684,653,236.44 and 1,971,389,032.40 is: 2,955,429,418.78
Step by Step Solution
- Step 1: Write the proportion equation
4,458,929,721.68 : 6,684,653,236.44 = 1,971,389,032.40 : x - Step 2: Convert to fraction form
4,458,929,721.68/6,684,653,236.44 = 1,971,389,032.40/x - Step 3: Cross multiply
4,458,929,721.68x = 6,684,653,236.44 × 1,971,389,032.40 - Step 4: Simplify right side
4,458,929,721.68x = 13,178,052,075,714,979,840 - Step 5: Solve for x
x = 13,178,052,075,714,979,840/4,458,929,721.68 - Step 6: Final answer
x = 2,955,429,418.78
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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.