Finding the Fourth Proportional to 115,513,541.48, 159,404,119.62 and 69,076,124.84
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Solution
The fourth proportional to 115,513,541.48, 159,404,119.62 and 69,076,124.84 is: 95,322,320.88
Step by Step Solution
- Step 1: Write the proportion equation
115,513,541.48 : 159,404,119.62 = 69,076,124.84 : x - Step 2: Convert to fraction form
115,513,541.48/159,404,119.62 = 69,076,124.84/x - Step 3: Cross multiply
115,513,541.48x = 159,404,119.62 × 69,076,124.84 - Step 4: Simplify right side
115,513,541.48x = 11,011,018,866,881,414 - Step 5: Solve for x
x = 11,011,018,866,881,414/115,513,541.48 - Step 6: Final answer
x = 95,322,320.88
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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.