Finding the Fourth Proportional to 166,059,095.80, 249,088,643.70 and 44,890,547.80
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Solution
The fourth proportional to 166,059,095.80, 249,088,643.70 and 44,890,547.80 is: 67,335,821.70
Step by Step Solution
- Step 1: Write the proportion equation
166,059,095.80 : 249,088,643.70 = 44,890,547.80 : x - Step 2: Convert to fraction form
166,059,095.80/249,088,643.70 = 44,890,547.80/x - Step 3: Cross multiply
166,059,095.80x = 249,088,643.70 × 44,890,547.80 - Step 4: Simplify right side
166,059,095.80x = 11,181,725,666,452,018 - Step 5: Solve for x
x = 11,181,725,666,452,018/166,059,095.80 - Step 6: Final answer
x = 67,335,821.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.