Finding the Fourth Proportional to 166,098,356.70, 249,072,885.45 and 63,828,404.70
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Solution
The fourth proportional to 166,098,356.70, 249,072,885.45 and 63,828,404.70 is: 95,713,920.64
Step by Step Solution
- Step 1: Write the proportion equation
166,098,356.70 : 249,072,885.45 = 63,828,404.70 : x - Step 2: Convert to fraction form
166,098,356.70/249,072,885.45 = 63,828,404.70/x - Step 3: Cross multiply
166,098,356.70x = 249,072,885.45 × 63,828,404.70 - Step 4: Simplify right side
166,098,356.70x = 15,897,924,932,299,342 - Step 5: Solve for x
x = 15,897,924,932,299,342/166,098,356.70 - Step 6: Final answer
x = 95,713,920.64
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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.