Finding the Fourth Proportional to 93,407,046.18, 128,909,691.45 and 52,161,906.66
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Solution
The fourth proportional to 93,407,046.18, 128,909,691.45 and 52,161,906.66 is: 71,987,880.66
Step by Step Solution
- Step 1: Write the proportion equation
93,407,046.18 : 128,909,691.45 = 52,161,906.66 : x - Step 2: Convert to fraction form
93,407,046.18/128,909,691.45 = 52,161,906.66/x - Step 3: Cross multiply
93,407,046.18x = 128,909,691.45 × 52,161,906.66 - Step 4: Simplify right side
93,407,046.18x = 6,724,175,292,984,300 - Step 5: Solve for x
x = 6,724,175,292,984,300/93,407,046.18 - Step 6: Final answer
x = 71,987,880.66
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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.