Finding the Fourth Proportional to 201,465,053.80, 302,197,580.70 and 65,164,215.40
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Solution
The fourth proportional to 201,465,053.80, 302,197,580.70 and 65,164,215.40 is: 97,746,323.10
Step by Step Solution
- Step 1: Write the proportion equation
201,465,053.80 : 302,197,580.70 = 65,164,215.40 : x - Step 2: Convert to fraction form
201,465,053.80/302,197,580.70 = 65,164,215.40/x - Step 3: Cross multiply
201,465,053.80x = 302,197,580.70 × 65,164,215.40 - Step 4: Simplify right side
201,465,053.80x = 19,692,468,242,093,680 - Step 5: Solve for x
x = 19,692,468,242,093,680/201,465,053.80 - Step 6: Final answer
x = 97,746,323.10
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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.