Finding the Fourth Proportional to 5,521,775,179.29, 7,620,237,785.91 and 3,265,648,701.99
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Solution
The fourth proportional to 5,521,775,179.29, 7,620,237,785.91 and 3,265,648,701.99 is: 4,506,706,417.12
Step by Step Solution
- Step 1: Write the proportion equation
5,521,775,179.29 : 7,620,237,785.91 = 3,265,648,701.99 : x - Step 2: Convert to fraction form
5,521,775,179.29/7,620,237,785.91 = 3,265,648,701.99/x - Step 3: Cross multiply
5,521,775,179.29x = 7,620,237,785.91 × 3,265,648,701.99 - Step 4: Simplify right side
5,521,775,179.29x = 24,885,019,634,412,142,592 - Step 5: Solve for x
x = 24,885,019,634,412,142,592/5,521,775,179.29 - Step 6: Final answer
x = 4,506,706,417.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.