Finding the Fourth Proportional to 66,368,708.10, 99,588,753.99 and 63,952,991.64
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Solution
The fourth proportional to 66,368,708.10, 99,588,753.99 and 63,952,991.64 is: 95,963,880.17
Step by Step Solution
- Step 1: Write the proportion equation
66,368,708.10 : 99,588,753.99 = 63,952,991.64 : x - Step 2: Convert to fraction form
66,368,708.10/99,588,753.99 = 63,952,991.64/x - Step 3: Cross multiply
66,368,708.10x = 99,588,753.99 × 63,952,991.64 - Step 4: Simplify right side
66,368,708.10x = 6,368,998,751,360,486 - Step 5: Solve for x
x = 6,368,998,751,360,486/66,368,708.10 - Step 6: Final answer
x = 95,963,880.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.