Finding the Fourth Proportional to 1,109,461,134.06, 1,531,057,190.48 and 600,827,795.62
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Solution
The fourth proportional to 1,109,461,134.06, 1,531,057,190.48 and 600,827,795.62 is: 829,142,804.99
Step by Step Solution
- Step 1: Write the proportion equation
1,109,461,134.06 : 1,531,057,190.48 = 600,827,795.62 : x - Step 2: Convert to fraction form
1,109,461,134.06/1,531,057,190.48 = 600,827,795.62/x - Step 3: Cross multiply
1,109,461,134.06x = 1,531,057,190.48 × 600,827,795.62 - Step 4: Simplify right side
1,109,461,134.06x = 919,901,716,724,248,832 - Step 5: Solve for x
x = 919,901,716,724,248,832/1,109,461,134.06 - Step 6: Final answer
x = 829,142,804.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.