Finding the Fourth Proportional to 680,117,201.99, 1,019,112,920.99 and 473,259,771.45
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Solution
The fourth proportional to 680,117,201.99, 1,019,112,920.99 and 473,259,771.45 is: 709,150,050.40
Step by Step Solution
- Step 1: Write the proportion equation
680,117,201.99 : 1,019,112,920.99 = 473,259,771.45 : x - Step 2: Convert to fraction form
680,117,201.99/1,019,112,920.99 = 473,259,771.45/x - Step 3: Cross multiply
680,117,201.99x = 1,019,112,920.99 × 473,259,771.45 - Step 4: Simplify right side
680,117,201.99x = 482,305,148,071,044,992 - Step 5: Solve for x
x = 482,305,148,071,044,992/680,117,201.99 - Step 6: Final answer
x = 709,150,050.40
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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.