Finding the Fourth Proportional to 84,259,153.02, 116,281,222.21 and 47,089,432.18
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Solution
The fourth proportional to 84,259,153.02, 116,281,222.21 and 47,089,432.18 is: 64,985,423.31
Step by Step Solution
- Step 1: Write the proportion equation
84,259,153.02 : 116,281,222.21 = 47,089,432.18 : x - Step 2: Convert to fraction form
84,259,153.02/116,281,222.21 = 47,089,432.18/x - Step 3: Cross multiply
84,259,153.02x = 116,281,222.21 × 47,089,432.18 - Step 4: Simplify right side
84,259,153.02x = 5,475,616,727,065,304 - Step 5: Solve for x
x = 5,475,616,727,065,304/84,259,153.02 - Step 6: Final answer
x = 64,985,423.31
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1.5x scale
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.