Finding the Fourth Proportional to 67,202,375,421.80, 100,803,563,132.70 and 67,202,375,421.80
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Solution
The fourth proportional to 67,202,375,421.80, 100,803,563,132.70 and 67,202,375,421.80 is: 100,803,563,132.70
Step by Step Solution
- Step 1: Write the proportion equation
67,202,375,421.80 : 100,803,563,132.70 = 67,202,375,421.80 : x - Step 2: Convert to fraction form
67,202,375,421.80/100,803,563,132.70 = 67,202,375,421.80/x - Step 3: Cross multiply
67,202,375,421.80x = 100,803,563,132.70 × 67,202,375,421.80 - Step 4: Simplify right side
67,202,375,421.80x = 6,774,238,893,498,823,606,272 - Step 5: Solve for x
x = 6,774,238,893,498,823,606,272/67,202,375,421.80 - Step 6: Final answer
x = 100,803,563,132.70
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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.