Finding the Fourth Proportional to 1,704,045,252.71, 2,557,639,138.07 and 864,277,374.06
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Solution
The fourth proportional to 1,704,045,252.71, 2,557,639,138.07 and 864,277,374.06 is: 1,297,212,990.40
Step by Step Solution
- Step 1: Write the proportion equation
1,704,045,252.71 : 2,557,639,138.07 = 864,277,374.06 : x - Step 2: Convert to fraction form
1,704,045,252.71/2,557,639,138.07 = 864,277,374.06/x - Step 3: Cross multiply
1,704,045,252.71x = 2,557,639,138.07 × 864,277,374.06 - Step 4: Simplify right side
1,704,045,252.71x = 2,210,509,638,046,382,080 - Step 5: Solve for x
x = 2,210,509,638,046,382,080/1,704,045,252.71 - Step 6: Final answer
x = 1,297,212,990.40
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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.