Finding the Fourth Proportional to 237,129,984, 327,239,377.92 and 128,602,368
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Solution
The fourth proportional to 237,129,984, 327,239,377.92 and 128,602,368 is: 177,471,267.84
Step by Step Solution
- Step 1: Write the proportion equation
237,129,984 : 327,239,377.92 = 128,602,368 : x - Step 2: Convert to fraction form
237,129,984/327,239,377.92 = 128,602,368/x - Step 3: Cross multiply
237,129,984x = 327,239,377.92 × 128,602,368 - Step 4: Simplify right side
237,129,984x = 42,083,758,903,358,920 - Step 5: Solve for x
x = 42,083,758,903,358,920/237,129,984 - Step 6: Final answer
x = 177,471,267.84
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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.