Finding the Fourth Proportional to 23,668,504,393.12, 32,662,553,671.76 and 12,817,659,838.84
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Solution
The fourth proportional to 23,668,504,393.12, 32,662,553,671.76 and 12,817,659,838.84 is: 17,688,380,113.88
Step by Step Solution
- Step 1: Write the proportion equation
23,668,504,393.12 : 32,662,553,671.76 = 12,817,659,838.84 : x - Step 2: Convert to fraction form
23,668,504,393.12/32,662,553,671.76 = 12,817,659,838.84/x - Step 3: Cross multiply
23,668,504,393.12x = 32,662,553,671.76 × 12,817,659,838.84 - Step 4: Simplify right side
23,668,504,393.12x = 418,657,502,432,474,103,808 - Step 5: Solve for x
x = 418,657,502,432,474,103,808/23,668,504,393.12 - Step 6: Final answer
x = 17,688,380,113.88
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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.