Finding the Fourth Proportional to 116,761,717,295.79, 175,124,879,662.68 and 31,778,134,230.63
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Solution
The fourth proportional to 116,761,717,295.79, 175,124,879,662.68 and 31,778,134,230.63 is: 47,662,385,085.91
Step by Step Solution
- Step 1: Write the proportion equation
116,761,717,295.79 : 175,124,879,662.68 = 31,778,134,230.63 : x - Step 2: Convert to fraction form
116,761,717,295.79/175,124,879,662.68 = 31,778,134,230.63/x - Step 3: Cross multiply
116,761,717,295.79x = 175,124,879,662.68 × 31,778,134,230.63 - Step 4: Simplify right side
116,761,717,295.79x = 5,565,141,933,043,570,704,384 - Step 5: Solve for x
x = 5,565,141,933,043,570,704,384/116,761,717,295.79 - Step 6: Final answer
x = 47,662,385,085.91
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1.5x scale
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.