Finding the Fourth Proportional to 715,696,624.80, 1,073,544,937.20 and 532,030,615.20
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Solution
The fourth proportional to 715,696,624.80, 1,073,544,937.20 and 532,030,615.20 is: 798,045,922.80
Step by Step Solution
- Step 1: Write the proportion equation
715,696,624.80 : 1,073,544,937.20 = 532,030,615.20 : x - Step 2: Convert to fraction form
715,696,624.80/1,073,544,937.20 = 532,030,615.20/x - Step 3: Cross multiply
715,696,624.80x = 1,073,544,937.20 × 532,030,615.20 - Step 4: Simplify right side
715,696,624.80x = 571,158,773,383,361,408 - Step 5: Solve for x
x = 571,158,773,383,361,408/715,696,624.80 - Step 6: Final answer
x = 798,045,922.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.