Finding the Fourth Proportional to 268,572,641,843.07, 370,662,745,874.37 and 152,857,535,940.99
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Solution
The fourth proportional to 268,572,641,843.07, 370,662,745,874.37 and 152,857,535,940.99 is: 210,961,896,977.52
Step by Step Solution
- Step 1: Write the proportion equation
268,572,641,843.07 : 370,662,745,874.37 = 152,857,535,940.99 : x - Step 2: Convert to fraction form
268,572,641,843.07/370,662,745,874.37 = 152,857,535,940.99/x - Step 3: Cross multiply
268,572,641,843.07x = 370,662,745,874.37 × 152,857,535,940.99 - Step 4: Simplify right side
268,572,641,843.07x = 56,658,593,999,477,547,204,608 - Step 5: Solve for x
x = 56,658,593,999,477,547,204,608/268,572,641,843.07 - Step 6: Final answer
x = 210,961,896,977.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.