Finding the Fourth Proportional to 376,080,347.32, 518,965,588.05 and 208,807,963.99
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Solution
The fourth proportional to 376,080,347.32, 518,965,588.05 and 208,807,963.99 is: 288,140,948.05
Step by Step Solution
- Step 1: Write the proportion equation
376,080,347.32 : 518,965,588.05 = 208,807,963.99 : x - Step 2: Convert to fraction form
376,080,347.32/518,965,588.05 = 208,807,963.99/x - Step 3: Cross multiply
376,080,347.32x = 518,965,588.05 × 208,807,963.99 - Step 4: Simplify right side
376,080,347.32x = 108,364,147,821,593,584 - Step 5: Solve for x
x = 108,364,147,821,593,584/376,080,347.32 - Step 6: Final answer
x = 288,140,948.05
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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.