Finding the Fourth Proportional to 430,290,444.95, 593,783,274.49 and 254,135,468.15
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Solution
The fourth proportional to 430,290,444.95, 593,783,274.49 and 254,135,468.15 is: 350,696,586.95
Step by Step Solution
- Step 1: Write the proportion equation
430,290,444.95 : 593,783,274.49 = 254,135,468.15 : x - Step 2: Convert to fraction form
430,290,444.95/593,783,274.49 = 254,135,468.15/x - Step 3: Cross multiply
430,290,444.95x = 593,783,274.49 × 254,135,468.15 - Step 4: Simplify right side
430,290,444.95x = 150,901,390,440,885,440 - Step 5: Solve for x
x = 150,901,390,440,885,440/430,290,444.95 - Step 6: Final answer
x = 350,696,586.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.