Finding the Fourth Proportional to 4,527,332,973.16, 6,790,999,021.98 and 1,255,782,319.72
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Solution
The fourth proportional to 4,527,332,973.16, 6,790,999,021.98 and 1,255,782,319.72 is: 1,883,673,358.16
Step by Step Solution
- Step 1: Write the proportion equation
4,527,332,973.16 : 6,790,999,021.98 = 1,255,782,319.72 : x - Step 2: Convert to fraction form
4,527,332,973.16/6,790,999,021.98 = 1,255,782,319.72/x - Step 3: Cross multiply
4,527,332,973.16x = 6,790,999,021.98 × 1,255,782,319.72 - Step 4: Simplify right side
4,527,332,973.16x = 8,528,016,505,038,295,040 - Step 5: Solve for x
x = 8,528,016,505,038,295,040/4,527,332,973.16 - Step 6: Final answer
x = 1,883,673,358.16
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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.