Finding the Fourth Proportional to 338,127,580.09, 506,837,377.86 and 141,503,647.74
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Solution
The fourth proportional to 338,127,580.09, 506,837,377.86 and 141,503,647.74 is: 212,107,328.72
Step by Step Solution
- Step 1: Write the proportion equation
338,127,580.09 : 506,837,377.86 = 141,503,647.74 : x - Step 2: Convert to fraction form
338,127,580.09/506,837,377.86 = 141,503,647.74/x - Step 3: Cross multiply
338,127,580.09x = 506,837,377.86 × 141,503,647.74 - Step 4: Simplify right side
338,127,580.09x = 71,719,337,778,166,720 - Step 5: Solve for x
x = 71,719,337,778,166,720/338,127,580.09 - Step 6: Final answer
x = 212,107,328.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.