Finding the Fourth Proportional to 610,889,682.17, 843,449,528.73 and 571,860,655.13
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Solution
The fourth proportional to 610,889,682.17, 843,449,528.73 and 571,860,655.13 is: 789,562,525.19
Step by Step Solution
- Step 1: Write the proportion equation
610,889,682.17 : 843,449,528.73 = 571,860,655.13 : x - Step 2: Convert to fraction form
610,889,682.17/843,449,528.73 = 571,860,655.13/x - Step 3: Cross multiply
610,889,682.17x = 843,449,528.73 × 571,860,655.13 - Step 4: Simplify right side
610,889,682.17x = 482,335,600,064,410,304 - Step 5: Solve for x
x = 482,335,600,064,410,304/610,889,682.17 - Step 6: Final answer
x = 789,562,525.19
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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.