Finding the Fourth Proportional to 517,569,024,463.63, 776,436,959,876.10 and 159,420,831,492.99
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Solution
The fourth proportional to 517,569,024,463.63, 776,436,959,876.10 and 159,420,831,492.99 is: 239,156,943,121.96
Step by Step Solution
- Step 1: Write the proportion equation
517,569,024,463.63 : 776,436,959,876.10 = 159,420,831,492.99 : x - Step 2: Convert to fraction form
517,569,024,463.63/776,436,959,876.10 = 159,420,831,492.99/x - Step 3: Cross multiply
517,569,024,463.63x = 776,436,959,876.10 × 159,420,831,492.99 - Step 4: Simplify right side
517,569,024,463.63x = 123,780,225,745,337,165,283,328 - Step 5: Solve for x
x = 123,780,225,745,337,165,283,328/517,569,024,463.63 - Step 6: Final answer
x = 239,156,943,121.96
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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.