Finding the Fourth Proportional to 426,100,795.14, 588,425,205.64 and 402,887,118.74
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Solution
The fourth proportional to 426,100,795.14, 588,425,205.64 and 402,887,118.74 is: 556,368,207.71
Step by Step Solution
- Step 1: Write the proportion equation
426,100,795.14 : 588,425,205.64 = 402,887,118.74 : x - Step 2: Convert to fraction form
426,100,795.14/588,425,205.64 = 402,887,118.74/x - Step 3: Cross multiply
426,100,795.14x = 588,425,205.64 × 402,887,118.74 - Step 4: Simplify right side
426,100,795.14x = 237,068,935,694,291,584 - Step 5: Solve for x
x = 237,068,935,694,291,584/426,100,795.14 - Step 6: Final answer
x = 556,368,207.71
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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.