Finding the Fourth Proportional to 372,177,710.97, 558,327,209.40 and 109,888,776.78
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Solution
The fourth proportional to 372,177,710.97, 558,327,209.40 and 109,888,776.78 is: 164,851,070.54
Step by Step Solution
- Step 1: Write the proportion equation
372,177,710.97 : 558,327,209.40 = 109,888,776.78 : x - Step 2: Convert to fraction form
372,177,710.97/558,327,209.40 = 109,888,776.78/x - Step 3: Cross multiply
372,177,710.97x = 558,327,209.40 × 109,888,776.78 - Step 4: Simplify right side
372,177,710.97x = 61,353,894,083,956,912 - Step 5: Solve for x
x = 61,353,894,083,956,912/372,177,710.97 - Step 6: Final answer
x = 164,851,070.54
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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.