Finding the Fourth Proportional to 661,060,899.18, 911,747,652.08 and 410,024,529.18
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Solution
The fourth proportional to 661,060,899.18, 911,747,652.08 and 410,024,529.18 is: 565,513,558.94
Step by Step Solution
- Step 1: Write the proportion equation
661,060,899.18 : 911,747,652.08 = 410,024,529.18 : x - Step 2: Convert to fraction form
661,060,899.18/911,747,652.08 = 410,024,529.18/x - Step 3: Cross multiply
661,060,899.18x = 911,747,652.08 × 410,024,529.18 - Step 4: Simplify right side
661,060,899.18x = 373,838,901,773,022,336 - Step 5: Solve for x
x = 373,838,901,773,022,336/661,060,899.18 - Step 6: Final answer
x = 565,513,558.94
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1.5x scale
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.