Finding the Fourth Proportional to 269,446,582.08, 371,834,119.44 and 156,426,562.08
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Solution
The fourth proportional to 269,446,582.08, 371,834,119.44 and 156,426,562.08 is: 215,867,399.46
Step by Step Solution
- Step 1: Write the proportion equation
269,446,582.08 : 371,834,119.44 = 156,426,562.08 : x - Step 2: Convert to fraction form
269,446,582.08/371,834,119.44 = 156,426,562.08/x - Step 3: Cross multiply
269,446,582.08x = 371,834,119.44 × 156,426,562.08 - Step 4: Simplify right side
269,446,582.08x = 58,164,732,968,043,296 - Step 5: Solve for x
x = 58,164,732,968,043,296/269,446,582.08 - Step 6: Final answer
x = 215,867,399.46
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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.