Finding the Fourth Proportional to 659,736,699.58, 910,411,701.60 and 366,400,163.26
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Solution
The fourth proportional to 659,736,699.58, 910,411,701.60 and 366,400,163.26 is: 505,618,372.17
Step by Step Solution
- Step 1: Write the proportion equation
659,736,699.58 : 910,411,701.60 = 366,400,163.26 : x - Step 2: Convert to fraction form
659,736,699.58/910,411,701.60 = 366,400,163.26/x - Step 3: Cross multiply
659,736,699.58x = 910,411,701.60 × 366,400,163.26 - Step 4: Simplify right side
659,736,699.58x = 333,574,996,100,054,400 - Step 5: Solve for x
x = 333,574,996,100,054,400/659,736,699.58 - Step 6: Final answer
x = 505,618,372.17
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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.