Finding the Fourth Proportional to 158,477,009.49, 237,473,080.88 and 84,711,282.50
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Solution
The fourth proportional to 158,477,009.49, 237,473,080.88 and 84,711,282.50 is: 126,937,334.99
Step by Step Solution
- Step 1: Write the proportion equation
158,477,009.49 : 237,473,080.88 = 84,711,282.50 : x - Step 2: Convert to fraction form
158,477,009.49/237,473,080.88 = 84,711,282.50/x - Step 3: Cross multiply
158,477,009.49x = 237,473,080.88 × 84,711,282.50 - Step 4: Simplify right side
158,477,009.49x = 20,116,649,241,218,076 - Step 5: Solve for x
x = 20,116,649,241,218,076/158,477,009.49 - Step 6: Final answer
x = 126,937,334.99
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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.