Finding the Fourth Proportional to 6,159,692,809.12, 9,239,438,244.97 and 1,962,588,609.34
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Solution
The fourth proportional to 6,159,692,809.12, 9,239,438,244.97 and 1,962,588,609.34 is: 2,943,850,743.57
Step by Step Solution
- Step 1: Write the proportion equation
6,159,692,809.12 : 9,239,438,244.97 = 1,962,588,609.34 : x - Step 2: Convert to fraction form
6,159,692,809.12/9,239,438,244.97 = 1,962,588,609.34/x - Step 3: Cross multiply
6,159,692,809.12x = 9,239,438,244.97 × 1,962,588,609.34 - Step 4: Simplify right side
6,159,692,809.12x = 18,133,216,256,278,480,896 - Step 5: Solve for x
x = 18,133,216,256,278,480,896/6,159,692,809.12 - Step 6: Final answer
x = 2,943,850,743.57
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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.