Finding the Fourth Proportional to 323,615,448.96, 485,432,217.74 and 105,265,792.08
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Solution
The fourth proportional to 323,615,448.96, 485,432,217.74 and 105,265,792.08 is: 157,901,630.06
Step by Step Solution
- Step 1: Write the proportion equation
323,615,448.96 : 485,432,217.74 = 105,265,792.08 : x - Step 2: Convert to fraction form
323,615,448.96/485,432,217.74 = 105,265,792.08/x - Step 3: Cross multiply
323,615,448.96x = 485,432,217.74 × 105,265,792.08 - Step 4: Simplify right side
323,615,448.96x = 51,099,406,901,815,288 - Step 5: Solve for x
x = 51,099,406,901,815,288/323,615,448.96 - Step 6: Final answer
x = 157,901,630.06
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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.