Finding the Fourth Proportional to 4,927,611,225.91, 7,391,416,924.50 and 1,196,877,478.70
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Solution
The fourth proportional to 4,927,611,225.91, 7,391,416,924.50 and 1,196,877,478.70 is: 1,795,316,238.84
Step by Step Solution
- Step 1: Write the proportion equation
4,927,611,225.91 : 7,391,416,924.50 = 1,196,877,478.70 : x - Step 2: Convert to fraction form
4,927,611,225.91/7,391,416,924.50 = 1,196,877,478.70/x - Step 3: Cross multiply
4,927,611,225.91x = 7,391,416,924.50 × 1,196,877,478.70 - Step 4: Simplify right side
4,927,611,225.91x = 8,846,620,452,573,126,656 - Step 5: Solve for x
x = 8,846,620,452,573,126,656/4,927,611,225.91 - Step 6: Final answer
x = 1,795,316,238.84
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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.