Finding the Fourth Proportional to 671,401,730.84, 926,562,983.22 and 374,043,804.68
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Solution
The fourth proportional to 671,401,730.84, 926,562,983.22 and 374,043,804.68 is: 516,196,380.80
Step by Step Solution
- Step 1: Write the proportion equation
671,401,730.84 : 926,562,983.22 = 374,043,804.68 : x - Step 2: Convert to fraction form
671,401,730.84/926,562,983.22 = 374,043,804.68/x - Step 3: Cross multiply
671,401,730.84x = 926,562,983.22 × 374,043,804.68 - Step 4: Simplify right side
671,401,730.84x = 346,575,143,519,259,840 - Step 5: Solve for x
x = 346,575,143,519,259,840/671,401,730.84 - Step 6: Final answer
x = 516,196,380.80
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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.