Finding the Fourth Proportional to 215,539,044.60, 323,512,966.35 and 133,409,488.26
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Solution
The fourth proportional to 215,539,044.60, 323,512,966.35 and 133,409,488.26 is: 200,240,746.94
Step by Step Solution
- Step 1: Write the proportion equation
215,539,044.60 : 323,512,966.35 = 133,409,488.26 : x - Step 2: Convert to fraction form
215,539,044.60/323,512,966.35 = 133,409,488.26/x - Step 3: Cross multiply
215,539,044.60x = 323,512,966.35 × 133,409,488.26 - Step 4: Simplify right side
215,539,044.60x = 43,159,699,286,228,104 - Step 5: Solve for x
x = 43,159,699,286,228,104/215,539,044.60 - Step 6: Final answer
x = 200,240,746.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.