Finding the Fourth Proportional to 58,263,142.66, 80,430,346.65 and 33,812,132.74
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Solution
The fourth proportional to 58,263,142.66, 80,430,346.65 and 33,812,132.74 is: 46,676,533.96
Step by Step Solution
- Step 1: Write the proportion equation
58,263,142.66 : 80,430,346.65 = 33,812,132.74 : x - Step 2: Convert to fraction form
58,263,142.66/80,430,346.65 = 33,812,132.74/x - Step 3: Cross multiply
58,263,142.66x = 80,430,346.65 × 33,812,132.74 - Step 4: Simplify right side
58,263,142.66x = 2,719,521,557,254,014.50 - Step 5: Solve for x
x = 2,719,521,557,254,014.50/58,263,142.66 - Step 6: Final answer
x = 46,676,533.96
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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.