Finding the Fourth Proportional to 432,884,554.14, 649,317,733.97 and 105,361,894.52
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Solution
The fourth proportional to 432,884,554.14, 649,317,733.97 and 105,361,894.52 is: 158,040,627.55
Step by Step Solution
- Step 1: Write the proportion equation
432,884,554.14 : 649,317,733.97 = 105,361,894.52 : x - Step 2: Convert to fraction form
432,884,554.14/649,317,733.97 = 105,361,894.52/x - Step 3: Cross multiply
432,884,554.14x = 649,317,733.97 × 105,361,894.52 - Step 4: Simplify right side
432,884,554.14x = 68,413,346,593,265,976 - Step 5: Solve for x
x = 68,413,346,593,265,976/432,884,554.14 - Step 6: Final answer
x = 158,040,627.55
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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.