Finding the Fourth Proportional to 9,417,509,905.20, 14,126,264,857.80 and 4,710,350,963.88
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Solution
The fourth proportional to 9,417,509,905.20, 14,126,264,857.80 and 4,710,350,963.88 is: 7,065,526,445.82
Step by Step Solution
- Step 1: Write the proportion equation
9,417,509,905.20 : 14,126,264,857.80 = 4,710,350,963.88 : x - Step 2: Convert to fraction form
9,417,509,905.20/14,126,264,857.80 = 4,710,350,963.88/x - Step 3: Cross multiply
9,417,509,905.20x = 14,126,264,857.80 × 4,710,350,963.88 - Step 4: Simplify right side
9,417,509,905.20x = 66,539,665,288,962,400,256 - Step 5: Solve for x
x = 66,539,665,288,962,400,256/9,417,509,905.20 - Step 6: Final answer
x = 7,065,526,445.82
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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.