Finding the Fourth Proportional to 861,102,295.72, 1,292,154,750.86 and 363,081,572.84
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Solution
The fourth proportional to 861,102,295.72, 1,292,154,750.86 and 363,081,572.84 is: 544,833,734.19
Step by Step Solution
- Step 1: Write the proportion equation
861,102,295.72 : 1,292,154,750.86 = 363,081,572.84 : x - Step 2: Convert to fraction form
861,102,295.72/1,292,154,750.86 = 363,081,572.84/x - Step 3: Cross multiply
861,102,295.72x = 1,292,154,750.86 × 363,081,572.84 - Step 4: Simplify right side
861,102,295.72x = 469,157,579,294,927,040 - Step 5: Solve for x
x = 469,157,579,294,927,040/861,102,295.72 - Step 6: Final answer
x = 544,833,734.19
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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.