Finding the Fourth Proportional to 3,328,239,746.64, 4,991,182,047.47 and 966,909,437.48
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Solution
The fourth proportional to 3,328,239,746.64, 4,991,182,047.47 and 966,909,437.48 is: 1,450,022,051.66
Step by Step Solution
- Step 1: Write the proportion equation
3,328,239,746.64 : 4,991,182,047.47 = 966,909,437.48 : x - Step 2: Convert to fraction form
3,328,239,746.64/4,991,182,047.47 = 966,909,437.48/x - Step 3: Cross multiply
3,328,239,746.64x = 4,991,182,047.47 × 966,909,437.48 - Step 4: Simplify right side
3,328,239,746.64x = 4,826,021,025,849,702,400 - Step 5: Solve for x
x = 4,826,021,025,849,702,400/3,328,239,746.64 - Step 6: Final answer
x = 1,450,022,051.66
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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.