Finding the Fourth Proportional to 149,410,340.70, 206,186,545.30 and 83,335,097.90
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Solution
The fourth proportional to 149,410,340.70, 206,186,545.30 and 83,335,097.90 is: 115,002,588.55
Step by Step Solution
- Step 1: Write the proportion equation
149,410,340.70 : 206,186,545.30 = 83,335,097.90 : x - Step 2: Convert to fraction form
149,410,340.70/206,186,545.30 = 83,335,097.90/x - Step 3: Cross multiply
149,410,340.70x = 206,186,545.30 × 83,335,097.90 - Step 4: Simplify right side
149,410,340.70x = 17,182,575,936,999,014 - Step 5: Solve for x
x = 17,182,575,936,999,014/149,410,340.70 - Step 6: Final answer
x = 115,002,588.55
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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.