Finding the Fourth Proportional to 117,078,299.59, 161,567,927.21 and 64,156,297.68
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Solution
The fourth proportional to 117,078,299.59, 161,567,927.21 and 64,156,297.68 is: 88,535,621.63
Step by Step Solution
- Step 1: Write the proportion equation
117,078,299.59 : 161,567,927.21 = 64,156,297.68 : x - Step 2: Convert to fraction form
117,078,299.59/161,567,927.21 = 64,156,297.68/x - Step 3: Cross multiply
117,078,299.59x = 161,567,927.21 × 64,156,297.68 - Step 4: Simplify right side
117,078,299.59x = 10,365,600,033,625,332 - Step 5: Solve for x
x = 10,365,600,033,625,332/117,078,299.59 - Step 6: Final answer
x = 88,535,621.63
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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.