Finding the Fourth Proportional to 453,708,561.02, 626,137,137.98 and 252,765,321.44
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Solution
The fourth proportional to 453,708,561.02, 626,137,137.98 and 252,765,321.44 is: 348,826,909.04
Step by Step Solution
- Step 1: Write the proportion equation
453,708,561.02 : 626,137,137.98 = 252,765,321.44 : x - Step 2: Convert to fraction form
453,708,561.02/626,137,137.98 = 252,765,321.44/x - Step 3: Cross multiply
453,708,561.02x = 626,137,137.98 × 252,765,321.44 - Step 4: Simplify right side
453,708,561.02x = 158,265,754,944,537,536 - Step 5: Solve for x
x = 158,265,754,944,537,536/453,708,561.02 - Step 6: Final answer
x = 348,826,909.04
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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.