Finding the Fourth Proportional to 168,141,242.24, 232,035,013.80 and 93,801,803.12
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Solution
The fourth proportional to 168,141,242.24, 232,035,013.80 and 93,801,803.12 is: 129,446,543.82
Step by Step Solution
- Step 1: Write the proportion equation
168,141,242.24 : 232,035,013.80 = 93,801,803.12 : x - Step 2: Convert to fraction form
168,141,242.24/232,035,013.80 = 93,801,803.12/x - Step 3: Cross multiply
168,141,242.24x = 232,035,013.80 × 93,801,803.12 - Step 4: Simplify right side
168,141,242.24x = 21,765,302,681,414,084 - Step 5: Solve for x
x = 21,765,302,681,414,084/168,141,242.24 - Step 6: Final answer
x = 129,446,543.82
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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.