Finding the Fourth Proportional to 282,917,588.36, 390,283,359.36 and 165,366,119.66
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Solution
The fourth proportional to 282,917,588.36, 390,283,359.36 and 165,366,119.66 is: 228,121,712.33
Step by Step Solution
- Step 1: Write the proportion equation
282,917,588.36 : 390,283,359.36 = 165,366,119.66 : x - Step 2: Convert to fraction form
282,917,588.36/390,283,359.36 = 165,366,119.66/x - Step 3: Cross multiply
282,917,588.36x = 390,283,359.36 × 165,366,119.66 - Step 4: Simplify right side
282,917,588.36x = 64,539,644,705,232,544 - Step 5: Solve for x
x = 64,539,644,705,232,544/282,917,588.36 - Step 6: Final answer
x = 228,121,712.33
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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.