Finding the Fourth Proportional to 368,534,471,197.88, 508,533,523,881.10 and 203,713,725,487.70
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Solution
The fourth proportional to 368,534,471,197.88, 508,533,523,881.10 and 203,713,725,487.70 is: 281,100,593,788.37
Step by Step Solution
- Step 1: Write the proportion equation
368,534,471,197.88 : 508,533,523,881.10 = 203,713,725,487.70 : x - Step 2: Convert to fraction form
368,534,471,197.88/508,533,523,881.10 = 203,713,725,487.70/x - Step 3: Cross multiply
368,534,471,197.88x = 508,533,523,881.10 × 203,713,725,487.70 - Step 4: Simplify right side
368,534,471,197.88x = 103,595,258,685,207,139,581,952 - Step 5: Solve for x
x = 103,595,258,685,207,139,581,952/368,534,471,197.88 - Step 6: Final answer
x = 281,100,593,788.37
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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.