Finding the Fourth Proportional to 17,750,386,128.99, 24,496,302,856.97 and 9,829,789,464.99
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Solution
The fourth proportional to 17,750,386,128.99, 24,496,302,856.97 and 9,829,789,464.99 is: 13,565,535,870.87
Step by Step Solution
- Step 1: Write the proportion equation
17,750,386,128.99 : 24,496,302,856.97 = 9,829,789,464.99 : x - Step 2: Convert to fraction form
17,750,386,128.99/24,496,302,856.97 = 9,829,789,464.99/x - Step 3: Cross multiply
17,750,386,128.99x = 24,496,302,856.97 × 9,829,789,464.99 - Step 4: Simplify right side
17,750,386,128.99x = 240,793,499,754,719,215,616 - Step 5: Solve for x
x = 240,793,499,754,719,215,616/17,750,386,128.99 - Step 6: Final answer
x = 13,565,535,870.87
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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.