Finding the Fourth Proportional to 237,138,173.76, 355,828,860.81 and 114,421,147.95
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Solution
The fourth proportional to 237,138,173.76, 355,828,860.81 and 114,421,147.95 is: 171,690,395.02
Step by Step Solution
- Step 1: Write the proportion equation
237,138,173.76 : 355,828,860.81 = 114,421,147.95 : x - Step 2: Convert to fraction form
237,138,173.76/355,828,860.81 = 114,421,147.95/x - Step 3: Cross multiply
237,138,173.76x = 355,828,860.81 × 114,421,147.95 - Step 4: Simplify right side
237,138,173.76x = 40,714,346,727,620,968 - Step 5: Solve for x
x = 40,714,346,727,620,968/237,138,173.76 - Step 6: Final answer
x = 171,690,395.02
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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.