Finding the Fourth Proportional to 98,358,580.53, 135,736,730.44 and 53,706,323.05
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Solution
The fourth proportional to 98,358,580.53, 135,736,730.44 and 53,706,323.05 is: 74,115,757.42
Step by Step Solution
- Step 1: Write the proportion equation
98,358,580.53 : 135,736,730.44 = 53,706,323.05 : x - Step 2: Convert to fraction form
98,358,580.53/135,736,730.44 = 53,706,323.05/x - Step 3: Cross multiply
98,358,580.53x = 135,736,730.44 × 53,706,323.05 - Step 4: Simplify right side
98,358,580.53x = 7,289,920,694,287,801 - Step 5: Solve for x
x = 7,289,920,694,287,801/98,358,580.53 - Step 6: Final answer
x = 74,115,757.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.