Finding the Fourth Proportional to 5,009,873,080.84, 6,913,435,445.64 and 2,782,348,758.16
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Solution
The fourth proportional to 5,009,873,080.84, 6,913,435,445.64 and 2,782,348,758.16 is: 3,839,536,095.31
Step by Step Solution
- Step 1: Write the proportion equation
5,009,873,080.84 : 6,913,435,445.64 = 2,782,348,758.16 : x - Step 2: Convert to fraction form
5,009,873,080.84/6,913,435,445.64 = 2,782,348,758.16/x - Step 3: Cross multiply
5,009,873,080.84x = 6,913,435,445.64 × 2,782,348,758.16 - Step 4: Simplify right side
5,009,873,080.84x = 19,235,588,526,795,780,096 - Step 5: Solve for x
x = 19,235,588,526,795,780,096/5,009,873,080.84 - Step 6: Final answer
x = 3,839,536,095.31
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1.5x scale
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.