Finding the Fourth Proportional to 68,330,275.02, 94,210,244.10 and 57,030,682.95
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Solution
The fourth proportional to 68,330,275.02, 94,210,244.10 and 57,030,682.95 is: 78,630,951.80
Step by Step Solution
- Step 1: Write the proportion equation
68,330,275.02 : 94,210,244.10 = 57,030,682.95 : x - Step 2: Convert to fraction form
68,330,275.02/94,210,244.10 = 57,030,682.95/x - Step 3: Cross multiply
68,330,275.02x = 94,210,244.10 × 57,030,682.95 - Step 4: Simplify right side
68,330,275.02x = 5,372,874,561,909,208 - Step 5: Solve for x
x = 5,372,874,561,909,208/68,330,275.02 - Step 6: Final answer
x = 78,630,951.80
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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.