Finding the Fourth Proportional to 1,028,362,396.84, 1,542,342,736.38 and 328,666,844.14
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Solution
The fourth proportional to 1,028,362,396.84, 1,542,342,736.38 and 328,666,844.14 is: 492,936,071.28
Step by Step Solution
- Step 1: Write the proportion equation
1,028,362,396.84 : 1,542,342,736.38 = 328,666,844.14 : x - Step 2: Convert to fraction form
1,028,362,396.84/1,542,342,736.38 = 328,666,844.14/x - Step 3: Cross multiply
1,028,362,396.84x = 1,542,342,736.38 × 328,666,844.14 - Step 4: Simplify right side
1,028,362,396.84x = 506,916,919,748,266,560 - Step 5: Solve for x
x = 506,916,919,748,266,560/1,028,362,396.84 - Step 6: Final answer
x = 492,936,071.28
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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.