Finding the Fourth Proportional to 19,416,672,642.90, 29,125,008,964.35 and 11,161,024,079.70
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Solution
The fourth proportional to 19,416,672,642.90, 29,125,008,964.35 and 11,161,024,079.70 is: 16,741,536,119.55
Step by Step Solution
- Step 1: Write the proportion equation
19,416,672,642.90 : 29,125,008,964.35 = 11,161,024,079.70 : x - Step 2: Convert to fraction form
19,416,672,642.90/29,125,008,964.35 = 11,161,024,079.70/x - Step 3: Cross multiply
19,416,672,642.90x = 29,125,008,964.35 × 11,161,024,079.70 - Step 4: Simplify right side
19,416,672,642.90x = 325,064,926,372,588,683,264 - Step 5: Solve for x
x = 325,064,926,372,588,683,264/19,416,672,642.90 - Step 6: Final answer
x = 16,741,536,119.55
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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.