Finding the Fourth Proportional to 1,321,522,277,514.80, 1,823,700,830,668.80 and 735,559,548,106.90
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Solution
The fourth proportional to 1,321,522,277,514.80, 1,823,700,830,668.80 and 735,559,548,106.90 is: 1,015,072,225,200.45
Step by Step Solution
- Step 1: Write the proportion equation
1,321,522,277,514.80 : 1,823,700,830,668.80 = 735,559,548,106.90 : x - Step 2: Convert to fraction form
1,321,522,277,514.80/1,823,700,830,668.80 = 735,559,548,106.90/x - Step 3: Cross multiply
1,321,522,277,514.80x = 1,823,700,830,668.80 × 735,559,548,106.90 - Step 4: Simplify right side
1,321,522,277,514.80x = 1,341,440,558,888,920,645,894,144 - Step 5: Solve for x
x = 1,341,440,558,888,920,645,894,144/1,321,522,277,514.80 - Step 6: Final answer
x = 1,015,072,225,200.45
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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.