Finding the Fourth Proportional to 138,653,414,586.02, 207,834,963,732.75 and 58,025,313,445.43
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Solution
The fourth proportional to 138,653,414,586.02, 207,834,963,732.75 and 58,025,313,445.43 is: 86,977,222,677.99
Step by Step Solution
- Step 1: Write the proportion equation
138,653,414,586.02 : 207,834,963,732.75 = 58,025,313,445.43 : x - Step 2: Convert to fraction form
138,653,414,586.02/207,834,963,732.75 = 58,025,313,445.43/x - Step 3: Cross multiply
138,653,414,586.02x = 207,834,963,732.75 × 58,025,313,445.43 - Step 4: Simplify right side
138,653,414,586.02x = 12,059,688,915,511,357,210,624 - Step 5: Solve for x
x = 12,059,688,915,511,357,210,624/138,653,414,586.02 - Step 6: Final answer
x = 86,977,222,677.99
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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.