Finding the Fourth Proportional to 134,918,652.58, 186,187,802.85 and 73,038,991.14
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Solution
The fourth proportional to 134,918,652.58, 186,187,802.85 and 73,038,991.14 is: 100,793,841.50
Step by Step Solution
- Step 1: Write the proportion equation
134,918,652.58 : 186,187,802.85 = 73,038,991.14 : x - Step 2: Convert to fraction form
134,918,652.58/186,187,802.85 = 73,038,991.14/x - Step 3: Cross multiply
134,918,652.58x = 186,187,802.85 × 73,038,991.14 - Step 4: Simplify right side
134,918,652.58x = 13,598,969,282,737,216 - Step 5: Solve for x
x = 13,598,969,282,737,216/134,918,652.58 - Step 6: Final answer
x = 100,793,841.50
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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.