Finding the Fourth Proportional to 742,176,195.20, 1,113,264,292.80 and 742,176,195.20
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Solution
The fourth proportional to 742,176,195.20, 1,113,264,292.80 and 742,176,195.20 is: 1,113,264,292.80
Step by Step Solution
- Step 1: Write the proportion equation
742,176,195.20 : 1,113,264,292.80 = 742,176,195.20 : x - Step 2: Convert to fraction form
742,176,195.20/1,113,264,292.80 = 742,176,195.20/x - Step 3: Cross multiply
742,176,195.20x = 1,113,264,292.80 × 742,176,195.20 - Step 4: Simplify right side
742,176,195.20x = 826,238,257,082,322,816 - Step 5: Solve for x
x = 826,238,257,082,322,816/742,176,195.20 - Step 6: Final answer
x = 1,113,264,292.80
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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.