Finding the Fourth Proportional to 131,736,681.10, 197,463,304.05 and 49,823,908.30
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Solution
The fourth proportional to 131,736,681.10, 197,463,304.05 and 49,823,908.30 is: 74,682,263.68
Step by Step Solution
- Step 1: Write the proportion equation
131,736,681.10 : 197,463,304.05 = 49,823,908.30 : x - Step 2: Convert to fraction form
131,736,681.10/197,463,304.05 = 49,823,908.30/x - Step 3: Cross multiply
131,736,681.10x = 197,463,304.05 × 49,823,908.30 - Step 4: Simplify right side
131,736,681.10x = 9,838,393,553,602,218 - Step 5: Solve for x
x = 9,838,393,553,602,218/131,736,681.10 - Step 6: Final answer
x = 74,682,263.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.