Finding the Fourth Proportional to 77,519,464.29, 106,979,283.23 and 44,485,756.02
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Solution
The fourth proportional to 77,519,464.29, 106,979,283.23 and 44,485,756.02 is: 61,391,733.50
Step by Step Solution
- Step 1: Write the proportion equation
77,519,464.29 : 106,979,283.23 = 44,485,756.02 : x - Step 2: Convert to fraction form
77,519,464.29/106,979,283.23 = 44,485,756.02/x - Step 3: Cross multiply
77,519,464.29x = 106,979,283.23 × 44,485,756.02 - Step 4: Simplify right side
77,519,464.29x = 4,759,054,292,741,829 - Step 5: Solve for x
x = 4,759,054,292,741,829/77,519,464.29 - Step 6: Final answer
x = 61,391,733.50
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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.