Finding the Fourth Proportional to 5,892,667,726.95, 8,130,667,544.91 and 3,386,057,163.12
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Solution
The fourth proportional to 5,892,667,726.95, 8,130,667,544.91 and 3,386,057,163.12 is: 4,672,061,340.82
Step by Step Solution
- Step 1: Write the proportion equation
5,892,667,726.95 : 8,130,667,544.91 = 3,386,057,163.12 : x - Step 2: Convert to fraction form
5,892,667,726.95/8,130,667,544.91 = 3,386,057,163.12/x - Step 3: Cross multiply
5,892,667,726.95x = 8,130,667,544.91 × 3,386,057,163.12 - Step 4: Simplify right side
5,892,667,726.95x = 27,530,905,081,389,809,664 - Step 5: Solve for x
x = 27,530,905,081,389,809,664/5,892,667,726.95 - Step 6: Final answer
x = 4,672,061,340.82
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1.5x scale
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.