Finding the Fourth Proportional to 104,742,702.18, 144,549,413.66 and 58,332,956.06
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Solution
The fourth proportional to 104,742,702.18, 144,549,413.66 and 58,332,956.06 is: 80,501,976.94
Step by Step Solution
- Step 1: Write the proportion equation
104,742,702.18 : 144,549,413.66 = 58,332,956.06 : x - Step 2: Convert to fraction form
104,742,702.18/144,549,413.66 = 58,332,956.06/x - Step 3: Cross multiply
104,742,702.18x = 144,549,413.66 × 58,332,956.06 - Step 4: Simplify right side
104,742,702.18x = 8,431,994,595,527,544 - Step 5: Solve for x
x = 8,431,994,595,527,544/104,742,702.18 - Step 6: Final answer
x = 80,501,976.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.