Finding the Fourth Proportional to 117,526,545.80, 176,289,818.70 and 63,778,833.80
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Solution
The fourth proportional to 117,526,545.80, 176,289,818.70 and 63,778,833.80 is: 95,668,250.70
Step by Step Solution
- Step 1: Write the proportion equation
117,526,545.80 : 176,289,818.70 = 63,778,833.80 : x - Step 2: Convert to fraction form
117,526,545.80/176,289,818.70 = 63,778,833.80/x - Step 3: Cross multiply
117,526,545.80x = 176,289,818.70 × 63,778,833.80 - Step 4: Simplify right side
117,526,545.80x = 11,243,559,047,499,430 - Step 5: Solve for x
x = 11,243,559,047,499,430/117,526,545.80 - Step 6: Final answer
x = 95,668,250.70
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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.