Finding the Fourth Proportional to 157,628,615.36, 217,563,756 and 92,459,514.56
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Solution
The fourth proportional to 157,628,615.36, 217,563,756 and 92,459,514.56 is: 127,615,402.95
Step by Step Solution
- Step 1: Write the proportion equation
157,628,615.36 : 217,563,756 = 92,459,514.56 : x - Step 2: Convert to fraction form
157,628,615.36/217,563,756 = 92,459,514.56/x - Step 3: Cross multiply
157,628,615.36x = 217,563,756 × 92,459,514.56 - Step 4: Simplify right side
157,628,615.36x = 20,115,839,265,610,288 - Step 5: Solve for x
x = 20,115,839,265,610,288/157,628,615.36 - Step 6: Final answer
x = 127,615,402.95
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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.