Finding the Fourth Proportional to 79,088,405.77, 109,153,458.35 and 44,283,339.19
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Solution
The fourth proportional to 79,088,405.77, 109,153,458.35 and 44,283,339.19 is: 61,117,423.89
Step by Step Solution
- Step 1: Write the proportion equation
79,088,405.77 : 109,153,458.35 = 44,283,339.19 : x - Step 2: Convert to fraction form
79,088,405.77/109,153,458.35 = 44,283,339.19/x - Step 3: Cross multiply
79,088,405.77x = 109,153,458.35 × 44,283,339.19 - Step 4: Simplify right side
79,088,405.77x = 4,833,679,619,874,587 - Step 5: Solve for x
x = 4,833,679,619,874,587/79,088,405.77 - Step 6: Final answer
x = 61,117,423.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.