Finding the Fourth Proportional to 20,192,523,899.04, 30,289,402,899.36 and 6,927,596,107.92
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Solution
The fourth proportional to 20,192,523,899.04, 30,289,402,899.36 and 6,927,596,107.92 is: 10,391,605,857.99
Step by Step Solution
- Step 1: Write the proportion equation
20,192,523,899.04 : 30,289,402,899.36 = 6,927,596,107.92 : x - Step 2: Convert to fraction form
20,192,523,899.04/30,289,402,899.36 = 6,927,596,107.92/x - Step 3: Cross multiply
20,192,523,899.04x = 30,289,402,899.36 × 6,927,596,107.92 - Step 4: Simplify right side
20,192,523,899.04x = 209,832,749,636,827,119,616 - Step 5: Solve for x
x = 209,832,749,636,827,119,616/20,192,523,899.04 - Step 6: Final answer
x = 10,391,605,857.99
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1.5x scale
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.