Finding the Fourth Proportional to 175,759,725.20, 263,639,587.80 and 168,593,363.60
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Solution
The fourth proportional to 175,759,725.20, 263,639,587.80 and 168,593,363.60 is: 252,890,045.40
Step by Step Solution
- Step 1: Write the proportion equation
175,759,725.20 : 263,639,587.80 = 168,593,363.60 : x - Step 2: Convert to fraction form
175,759,725.20/263,639,587.80 = 168,593,363.60/x - Step 3: Cross multiply
175,759,725.20x = 263,639,587.80 × 168,593,363.60 - Step 4: Simplify right side
175,759,725.20x = 44,447,884,885,319,528 - Step 5: Solve for x
x = 44,447,884,885,319,528/175,759,725.20 - Step 6: Final answer
x = 252,890,045.40
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1.5x scale
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.