Finding the Fourth Proportional to 70,858,356.48, 97,791,759.36 and 43,374,447.36
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Solution
The fourth proportional to 70,858,356.48, 97,791,759.36 and 43,374,447.36 is: 59,861,161.47
Step by Step Solution
- Step 1: Write the proportion equation
70,858,356.48 : 97,791,759.36 = 43,374,447.36 : x - Step 2: Convert to fraction form
70,858,356.48/97,791,759.36 = 43,374,447.36/x - Step 3: Cross multiply
70,858,356.48x = 97,791,759.36 × 43,374,447.36 - Step 4: Simplify right side
70,858,356.48x = 4,241,663,518,602,107 - Step 5: Solve for x
x = 4,241,663,518,602,107/70,858,356.48 - Step 6: Final answer
x = 59,861,161.47
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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.