Finding the Fourth Proportional to 883,066,744.67, 1,218,577,190.24 and 486,567,545.74
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Solution
The fourth proportional to 883,066,744.67, 1,218,577,190.24 and 486,567,545.74 is: 671,432,953.77
Step by Step Solution
- Step 1: Write the proportion equation
883,066,744.67 : 1,218,577,190.24 = 486,567,545.74 : x - Step 2: Convert to fraction form
883,066,744.67/1,218,577,190.24 = 486,567,545.74/x - Step 3: Cross multiply
883,066,744.67x = 1,218,577,190.24 × 486,567,545.74 - Step 4: Simplify right side
883,066,744.67x = 592,920,112,747,991,936 - Step 5: Solve for x
x = 592,920,112,747,991,936/883,066,744.67 - Step 6: Final answer
x = 671,432,953.77
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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.