Finding the Fourth Proportional to 372,541,402.40, 558,893,897.40 and 110,205,416.12
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Solution
The fourth proportional to 372,541,402.40, 558,893,897.40 and 110,205,416.12 is: 165,332,320.47
Step by Step Solution
- Step 1: Write the proportion equation
372,541,402.40 : 558,893,897.40 = 110,205,416.12 : x - Step 2: Convert to fraction form
372,541,402.40/558,893,897.40 = 110,205,416.12/x - Step 3: Cross multiply
372,541,402.40x = 558,893,897.40 × 110,205,416.12 - Step 4: Simplify right side
372,541,402.40x = 61,593,134,529,895,584 - Step 5: Solve for x
x = 61,593,134,529,895,584/372,541,402.40 - Step 6: Final answer
x = 165,332,320.47
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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.