Finding the Fourth Proportional to 180,974,206.14, 249,770,020.95 and 102,677,156.70
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Solution
The fourth proportional to 180,974,206.14, 249,770,020.95 and 102,677,156.70 is: 141,709,009.96
Step by Step Solution
- Step 1: Write the proportion equation
180,974,206.14 : 249,770,020.95 = 102,677,156.70 : x - Step 2: Convert to fraction form
180,974,206.14/249,770,020.95 = 102,677,156.70/x - Step 3: Cross multiply
180,974,206.14x = 249,770,020.95 × 102,677,156.70 - Step 4: Simplify right side
180,974,206.14x = 25,645,675,580,045,432 - Step 5: Solve for x
x = 25,645,675,580,045,432/180,974,206.14 - Step 6: Final answer
x = 141,709,009.96
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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.