Finding the Fourth Proportional to 1,771,402,689.60, 2,657,104,034.40 and 1,642,408,180.80
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Solution
The fourth proportional to 1,771,402,689.60, 2,657,104,034.40 and 1,642,408,180.80 is: 2,463,612,271.20
Step by Step Solution
- Step 1: Write the proportion equation
1,771,402,689.60 : 2,657,104,034.40 = 1,642,408,180.80 : x - Step 2: Convert to fraction form
1,771,402,689.60/2,657,104,034.40 = 1,642,408,180.80/x - Step 3: Cross multiply
1,771,402,689.60x = 2,657,104,034.40 × 1,642,408,180.80 - Step 4: Simplify right side
1,771,402,689.60x = 4,364,049,403,335,244,800 - Step 5: Solve for x
x = 4,364,049,403,335,244,800/1,771,402,689.60 - Step 6: Final answer
x = 2,463,612,271.20
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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.