Finding the Fourth Proportional to 475,169,574.12, 655,735,424.76 and 263,491,317.18
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Solution
The fourth proportional to 475,169,574.12, 655,735,424.76 and 263,491,317.18 is: 363,618,800.95
Step by Step Solution
- Step 1: Write the proportion equation
475,169,574.12 : 655,735,424.76 = 263,491,317.18 : x - Step 2: Convert to fraction form
475,169,574.12/655,735,424.76 = 263,491,317.18/x - Step 3: Cross multiply
475,169,574.12x = 655,735,424.76 × 263,491,317.18 - Step 4: Simplify right side
475,169,574.12x = 172,780,590,791,599,200 - Step 5: Solve for x
x = 172,780,590,791,599,200/475,169,574.12 - Step 6: Final answer
x = 363,618,800.95
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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.