Finding the Fourth Proportional to 135,953,211.09, 203,929,631.91 and 63,130,170.63
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Solution
The fourth proportional to 135,953,211.09, 203,929,631.91 and 63,130,170.63 is: 94,695,170.17
Step by Step Solution
- Step 1: Write the proportion equation
135,953,211.09 : 203,929,631.91 = 63,130,170.63 : x - Step 2: Convert to fraction form
135,953,211.09/203,929,631.91 = 63,130,170.63/x - Step 3: Cross multiply
135,953,211.09x = 203,929,631.91 × 63,130,170.63 - Step 4: Simplify right side
135,953,211.09x = 12,874,112,458,991,394 - Step 5: Solve for x
x = 12,874,112,458,991,394/135,953,211.09 - Step 6: Final answer
x = 94,695,170.17
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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.