Finding the Fourth Proportional to 1,970,713,864.24, 2,957,089,807.16 and 866,093,800.28
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Solution
The fourth proportional to 1,970,713,864.24, 2,957,089,807.16 and 866,093,800.28 is: 1,299,588,537.60
Step by Step Solution
- Step 1: Write the proportion equation
1,970,713,864.24 : 2,957,089,807.16 = 866,093,800.28 : x - Step 2: Convert to fraction form
1,970,713,864.24/2,957,089,807.16 = 866,093,800.28/x - Step 3: Cross multiply
1,970,713,864.24x = 2,957,089,807.16 × 866,093,800.28 - Step 4: Simplify right side
1,970,713,864.24x = 2,561,117,148,852,456,448 - Step 5: Solve for x
x = 2,561,117,148,852,456,448/1,970,713,864.24 - Step 6: Final answer
x = 1,299,588,537.60
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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.