Finding the Fourth Proportional to 119,319,585.36, 164,567,744.68 and 77,517,119.36
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Solution
The fourth proportional to 119,319,585.36, 164,567,744.68 and 77,517,119.36 is: 106,913,022.44
Step by Step Solution
- Step 1: Write the proportion equation
119,319,585.36 : 164,567,744.68 = 77,517,119.36 : x - Step 2: Convert to fraction form
119,319,585.36/164,567,744.68 = 77,517,119.36/x - Step 3: Cross multiply
119,319,585.36x = 164,567,744.68 × 77,517,119.36 - Step 4: Simplify right side
119,319,585.36x = 12,756,817,507,165,566 - Step 5: Solve for x
x = 12,756,817,507,165,566/119,319,585.36 - Step 6: Final answer
x = 106,913,022.44
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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.