Finding the Fourth Proportional to 9,064,039,244.20, 13,596,058,866.30 and 5,381,649,125.80
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Solution
The fourth proportional to 9,064,039,244.20, 13,596,058,866.30 and 5,381,649,125.80 is: 8,072,473,688.70
Step by Step Solution
- Step 1: Write the proportion equation
9,064,039,244.20 : 13,596,058,866.30 = 5,381,649,125.80 : x - Step 2: Convert to fraction form
9,064,039,244.20/13,596,058,866.30 = 5,381,649,125.80/x - Step 3: Cross multiply
9,064,039,244.20x = 13,596,058,866.30 × 5,381,649,125.80 - Step 4: Simplify right side
9,064,039,244.20x = 73,169,218,312,148,729,856 - Step 5: Solve for x
x = 73,169,218,312,148,729,856/9,064,039,244.20 - Step 6: Final answer
x = 8,072,473,688.70
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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.