Finding the Fourth Proportional to 117,835,129.18, 162,632,266.36 and 68,306,484.64
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Solution
The fourth proportional to 117,835,129.18, 162,632,266.36 and 68,306,484.64 is: 94,274,419.53
Step by Step Solution
- Step 1: Write the proportion equation
117,835,129.18 : 162,632,266.36 = 68,306,484.64 : x - Step 2: Convert to fraction form
117,835,129.18/162,632,266.36 = 68,306,484.64/x - Step 3: Cross multiply
117,835,129.18x = 162,632,266.36 × 68,306,484.64 - Step 4: Simplify right side
117,835,129.18x = 11,108,838,404,087,730 - Step 5: Solve for x
x = 11,108,838,404,087,730/117,835,129.18 - Step 6: Final answer
x = 94,274,419.53
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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.