Finding the Fourth Proportional to 102,703,440.70, 141,745,281.57 and 63,557,824.66
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Solution
The fourth proportional to 102,703,440.70, 141,745,281.57 and 63,557,824.66 is: 87,718,792.00
Step by Step Solution
- Step 1: Write the proportion equation
102,703,440.70 : 141,745,281.57 = 63,557,824.66 : x - Step 2: Convert to fraction form
102,703,440.70/141,745,281.57 = 63,557,824.66/x - Step 3: Cross multiply
102,703,440.70x = 141,745,281.57 × 63,557,824.66 - Step 4: Simplify right side
102,703,440.70x = 9,009,021,752,408,388 - Step 5: Solve for x
x = 9,009,021,752,408,388/102,703,440.70 - Step 6: Final answer
x = 87,718,792.00
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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.