Finding the Fourth Proportional to 3,771,419,124,177.30, 5,657,128,679,920.20 and 906,234,912,898.80
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Solution
The fourth proportional to 3,771,419,124,177.30, 5,657,128,679,920.20 and 906,234,912,898.80 is: 1,359,352,367,823.38
Step by Step Solution
- Step 1: Write the proportion equation
3,771,419,124,177.30 : 5,657,128,679,920.20 = 906,234,912,898.80 : x - Step 2: Convert to fraction form
3,771,419,124,177.30/5,657,128,679,920.20 = 906,234,912,898.80/x - Step 3: Cross multiply
3,771,419,124,177.30x = 5,657,128,679,920.20 × 906,234,912,898.80 - Step 4: Simplify right side
3,771,419,124,177.30x = 5,126,687,516,504,786,210,914,304 - Step 5: Solve for x
x = 5,126,687,516,504,786,210,914,304/3,771,419,124,177.30 - Step 6: Final answer
x = 1,359,352,367,823.38
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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.