Finding the Fourth Proportional to 539,167,978,788.60, 744,075,199,446.58 and 298,579,855,119.62
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Solution
The fourth proportional to 539,167,978,788.60, 744,075,199,446.58 and 298,579,855,119.62 is: 412,053,152,243.99
Step by Step Solution
- Step 1: Write the proportion equation
539,167,978,788.60 : 744,075,199,446.58 = 298,579,855,119.62 : x - Step 2: Convert to fraction form
539,167,978,788.60/744,075,199,446.58 = 298,579,855,119.62/x - Step 3: Cross multiply
539,167,978,788.60x = 744,075,199,446.58 × 298,579,855,119.62 - Step 4: Simplify right side
539,167,978,788.60x = 222,165,865,248,862,200,922,112 - Step 5: Solve for x
x = 222,165,865,248,862,200,922,112/539,167,978,788.60 - Step 6: Final answer
x = 412,053,152,243.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.