Finding the Fourth Proportional to 162,225,884.77, 243,338,829.97 and 39,403,374.57
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Solution
The fourth proportional to 162,225,884.77, 243,338,829.97 and 39,403,374.57 is: 59,105,062.54
Step by Step Solution
- Step 1: Write the proportion equation
162,225,884.77 : 243,338,829.97 = 39,403,374.57 : x - Step 2: Convert to fraction form
162,225,884.77/243,338,829.97 = 39,403,374.57/x - Step 3: Cross multiply
162,225,884.77x = 243,338,829.97 × 39,403,374.57 - Step 4: Simplify right side
162,225,884.77x = 9,588,371,064,733,452 - Step 5: Solve for x
x = 9,588,371,064,733,452/162,225,884.77 - Step 6: Final answer
x = 59,105,062.54
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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.