Finding the Fourth Proportional to 2,528,494,549,427.20, 3,489,325,060,620 and 1,372,367,825,333.10
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Solution
The fourth proportional to 2,528,494,549,427.20, 3,489,325,060,620 and 1,372,367,825,333.10 is: 1,893,869,000,590.95
Step by Step Solution
- Step 1: Write the proportion equation
2,528,494,549,427.20 : 3,489,325,060,620 = 1,372,367,825,333.10 : x - Step 2: Convert to fraction form
2,528,494,549,427.20/3,489,325,060,620 = 1,372,367,825,333.10/x - Step 3: Cross multiply
2,528,494,549,427.20x = 3,489,325,060,620 × 1,372,367,825,333.10 - Step 4: Simplify right side
2,528,494,549,427.20x = 4,788,637,445,323,356,924,542,976 - Step 5: Solve for x
x = 4,788,637,445,323,356,924,542,976/2,528,494,549,427.20 - Step 6: Final answer
x = 1,893,869,000,590.95
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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.