Finding the Fourth Proportional to 930,059,727.15, 1,394,605,176.66 and 438,641,050.62
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Solution
The fourth proportional to 930,059,727.15, 1,394,605,176.66 and 438,641,050.62 is: 657,733,113.30
Step by Step Solution
- Step 1: Write the proportion equation
930,059,727.15 : 1,394,605,176.66 = 438,641,050.62 : x - Step 2: Convert to fraction form
930,059,727.15/1,394,605,176.66 = 438,641,050.62/x - Step 3: Cross multiply
930,059,727.15x = 1,394,605,176.66 × 438,641,050.62 - Step 4: Simplify right side
930,059,727.15x = 611,731,079,890,233,088 - Step 5: Solve for x
x = 611,731,079,890,233,088/930,059,727.15 - Step 6: Final answer
x = 657,733,113.30
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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.