Finding the Fourth Proportional to 771,124,583.09, 1,064,151,924.67 and 441,099,722.09
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Solution
The fourth proportional to 771,124,583.09, 1,064,151,924.67 and 441,099,722.09 is: 608,717,616.48
Step by Step Solution
- Step 1: Write the proportion equation
771,124,583.09 : 1,064,151,924.67 = 441,099,722.09 : x - Step 2: Convert to fraction form
771,124,583.09/1,064,151,924.67 = 441,099,722.09/x - Step 3: Cross multiply
771,124,583.09x = 1,064,151,924.67 × 441,099,722.09 - Step 4: Simplify right side
771,124,583.09x = 469,397,118,231,270,080 - Step 5: Solve for x
x = 469,397,118,231,270,080/771,124,583.09 - Step 6: Final answer
x = 608,717,616.48
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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.