Finding the Fourth Proportional to 564,700,896,124.20, 847,051,344,186.30 and 211,327,493,653.80
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Solution
The fourth proportional to 564,700,896,124.20, 847,051,344,186.30 and 211,327,493,653.80 is: 316,991,240,480.70
Step by Step Solution
- Step 1: Write the proportion equation
564,700,896,124.20 : 847,051,344,186.30 = 211,327,493,653.80 : x - Step 2: Convert to fraction form
564,700,896,124.20/847,051,344,186.30 = 211,327,493,653.80/x - Step 3: Cross multiply
564,700,896,124.20x = 847,051,344,186.30 × 211,327,493,653.80 - Step 4: Simplify right side
564,700,896,124.20x = 179,005,237,562,973,062,430,720 - Step 5: Solve for x
x = 179,005,237,562,973,062,430,720/564,700,896,124.20 - Step 6: Final answer
x = 316,991,240,480.70
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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.