Finding the Fourth Proportional to 1,731,756,457.88, 2,597,372,223.66 and 471,318,794.06
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Solution
The fourth proportional to 1,731,756,457.88, 2,597,372,223.66 and 471,318,794.06 is: 706,906,758.52
Step by Step Solution
- Step 1: Write the proportion equation
1,731,756,457.88 : 2,597,372,223.66 = 471,318,794.06 : x - Step 2: Convert to fraction form
1,731,756,457.88/2,597,372,223.66 = 471,318,794.06/x - Step 3: Cross multiply
1,731,756,457.88x = 2,597,372,223.66 × 471,318,794.06 - Step 4: Simplify right side
1,731,756,457.88x = 1,224,190,344,180,371,712 - Step 5: Solve for x
x = 1,224,190,344,180,371,712/1,731,756,457.88 - Step 6: Final answer
x = 706,906,758.52
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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.