Finding the Fourth Proportional to 85,410,377.91, 117,866,383.74 and 46,252,197.18
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Solution
The fourth proportional to 85,410,377.91, 117,866,383.74 and 46,252,197.18 is: 63,828,065.80
Step by Step Solution
- Step 1: Write the proportion equation
85,410,377.91 : 117,866,383.74 = 46,252,197.18 : x - Step 2: Convert to fraction form
85,410,377.91/117,866,383.74 = 46,252,197.18/x - Step 3: Cross multiply
85,410,377.91x = 117,866,383.74 × 46,252,197.18 - Step 4: Simplify right side
85,410,377.91x = 5,451,579,221,636,026 - Step 5: Solve for x
x = 5,451,579,221,636,026/85,410,377.91 - Step 6: Final answer
x = 63,828,065.80
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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.