Finding the Fourth Proportional to 440,033,154,955.80, 660,049,732,433.70 and 125,964,278,539.80
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Solution
The fourth proportional to 440,033,154,955.80, 660,049,732,433.70 and 125,964,278,539.80 is: 188,946,417,809.70
Step by Step Solution
- Step 1: Write the proportion equation
440,033,154,955.80 : 660,049,732,433.70 = 125,964,278,539.80 : x - Step 2: Convert to fraction form
440,033,154,955.80/660,049,732,433.70 = 125,964,278,539.80/x - Step 3: Cross multiply
440,033,154,955.80x = 660,049,732,433.70 × 125,964,278,539.80 - Step 4: Simplify right side
440,033,154,955.80x = 83,142,688,346,399,047,680,000 - Step 5: Solve for x
x = 83,142,688,346,399,047,680,000/440,033,154,955.80 - Step 6: Final answer
x = 188,946,417,809.70
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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.