Finding the Fourth Proportional to 5,871,799,929.99, 8,796,077,225.10 and 5,135,701,000.89
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Solution
The fourth proportional to 5,871,799,929.99, 8,796,077,225.10 and 5,135,701,000.89 is: 7,693,385,869.32
Step by Step Solution
- Step 1: Write the proportion equation
5,871,799,929.99 : 8,796,077,225.10 = 5,135,701,000.89 : x - Step 2: Convert to fraction form
5,871,799,929.99/8,796,077,225.10 = 5,135,701,000.89/x - Step 3: Cross multiply
5,871,799,929.99x = 8,796,077,225.10 × 5,135,701,000.89 - Step 4: Simplify right side
5,871,799,929.99x = 45,174,022,608,851,812,352 - Step 5: Solve for x
x = 45,174,022,608,851,812,352/5,871,799,929.99 - Step 6: Final answer
x = 7,693,385,869.32
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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.