Finding the Fourth Proportional to 137,249,929.68, 189,244,884.60 and 102,382,085.67
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Solution
The fourth proportional to 137,249,929.68, 189,244,884.60 and 102,382,085.67 is: 141,167,911.95
Step by Step Solution
- Step 1: Write the proportion equation
137,249,929.68 : 189,244,884.60 = 102,382,085.67 : x - Step 2: Convert to fraction form
137,249,929.68/189,244,884.60 = 102,382,085.67/x - Step 3: Cross multiply
137,249,929.68x = 189,244,884.60 × 102,382,085.67 - Step 4: Simplify right side
137,249,929.68x = 19,375,285,987,726,464 - Step 5: Solve for x
x = 19,375,285,987,726,464/137,249,929.68 - Step 6: Final answer
x = 141,167,911.95
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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.