Finding the Fourth Proportional to 559,080,778.71, 771,525,188.10 and 304,756,562.12
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Solution
The fourth proportional to 559,080,778.71, 771,525,188.10 and 304,756,562.12 is: 420,560,628.92
Step by Step Solution
- Step 1: Write the proportion equation
559,080,778.71 : 771,525,188.10 = 304,756,562.12 : x - Step 2: Convert to fraction form
559,080,778.71/771,525,188.10 = 304,756,562.12/x - Step 3: Cross multiply
559,080,778.71x = 771,525,188.10 × 304,756,562.12 - Step 4: Simplify right side
559,080,778.71x = 235,127,363,911,801,024 - Step 5: Solve for x
x = 235,127,363,911,801,024/559,080,778.71 - Step 6: Final answer
x = 420,560,628.92
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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.