Finding the Fourth Proportional to 368,399,842.12, 508,621,219.56 and 234,513,302
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Solution
The fourth proportional to 368,399,842.12, 508,621,219.56 and 234,513,302 is: 323,774,410.38
Step by Step Solution
- Step 1: Write the proportion equation
368,399,842.12 : 508,621,219.56 = 234,513,302 : x - Step 2: Convert to fraction form
368,399,842.12/508,621,219.56 = 234,513,302/x - Step 3: Cross multiply
368,399,842.12x = 508,621,219.56 × 234,513,302 - Step 4: Simplify right side
368,399,842.12x = 119,278,441,666,282,592 - Step 5: Solve for x
x = 119,278,441,666,282,592/368,399,842.12 - Step 6: Final answer
x = 323,774,410.38
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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.