Finding the Fourth Proportional to 140,617,597.24, 194,053,836.24 and 77,894,655.94
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Solution
The fourth proportional to 140,617,597.24, 194,053,836.24 and 77,894,655.94 is: 107,495,484.95
Step by Step Solution
- Step 1: Write the proportion equation
140,617,597.24 : 194,053,836.24 = 77,894,655.94 : x - Step 2: Convert to fraction form
140,617,597.24/194,053,836.24 = 77,894,655.94/x - Step 3: Cross multiply
140,617,597.24x = 194,053,836.24 × 77,894,655.94 - Step 4: Simplify right side
140,617,597.24x = 15,115,756,807,266,770 - Step 5: Solve for x
x = 15,115,756,807,266,770/140,617,597.24 - Step 6: Final answer
x = 107,495,484.95
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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.