Finding the Fourth Proportional to 2,528,494,549,453.20, 3,489,325,060,655.80 and 1,372,367,825,359
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Solution
The fourth proportional to 2,528,494,549,453.20, 3,489,325,060,655.80 and 1,372,367,825,359 is: 1,893,869,000,626.65
Step by Step Solution
- Step 1: Write the proportion equation
2,528,494,549,453.20 : 3,489,325,060,655.80 = 1,372,367,825,359 : x - Step 2: Convert to fraction form
2,528,494,549,453.20/3,489,325,060,655.80 = 1,372,367,825,359/x - Step 3: Cross multiply
2,528,494,549,453.20x = 3,489,325,060,655.80 × 1,372,367,825,359 - Step 4: Simplify right side
2,528,494,549,453.20x = 4,788,637,445,462,860,683,542,528 - Step 5: Solve for x
x = 4,788,637,445,462,860,683,542,528/2,528,494,549,453.20 - Step 6: Final answer
x = 1,893,869,000,626.65
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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.