Finding the Fourth Proportional to 102,416,943.33, 141,346,334.73 and 62,750,798.19
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Solution
The fourth proportional to 102,416,943.33, 141,346,334.73 and 62,750,798.19 is: 86,602,812.36
Step by Step Solution
- Step 1: Write the proportion equation
102,416,943.33 : 141,346,334.73 = 62,750,798.19 : x - Step 2: Convert to fraction form
102,416,943.33/141,346,334.73 = 62,750,798.19/x - Step 3: Cross multiply
102,416,943.33x = 141,346,334.73 × 62,750,798.19 - Step 4: Simplify right side
102,416,943.33x = 8,869,595,325,538,417 - Step 5: Solve for x
x = 8,869,595,325,538,417/102,416,943.33 - Step 6: Final answer
x = 86,602,812.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.