Finding the Fourth Proportional to 19,649,528,580.74, 29,469,952,929.98 and 5,672,113,215.61
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Solution
The fourth proportional to 19,649,528,580.74, 29,469,952,929.98 and 5,672,113,215.61 is: 8,506,917,038.28
Step by Step Solution
- Step 1: Write the proportion equation
19,649,528,580.74 : 29,469,952,929.98 = 5,672,113,215.61 : x - Step 2: Convert to fraction form
19,649,528,580.74/29,469,952,929.98 = 5,672,113,215.61/x - Step 3: Cross multiply
19,649,528,580.74x = 29,469,952,929.98 × 5,672,113,215.61 - Step 4: Simplify right side
19,649,528,580.74x = 167,156,909,477,696,995,328 - Step 5: Solve for x
x = 167,156,909,477,696,995,328/19,649,528,580.74 - Step 6: Final answer
x = 8,506,917,038.28
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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.