Finding the Fourth Proportional to 403,385,847.98, 605,254,770.24 and 141,258,536.13
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Solution
The fourth proportional to 403,385,847.98, 605,254,770.24 and 141,258,536.13 is: 211,949,435.65
Step by Step Solution
- Step 1: Write the proportion equation
403,385,847.98 : 605,254,770.24 = 141,258,536.13 : x - Step 2: Convert to fraction form
403,385,847.98/605,254,770.24 = 141,258,536.13/x - Step 3: Cross multiply
403,385,847.98x = 605,254,770.24 × 141,258,536.13 - Step 4: Simplify right side
403,385,847.98x = 85,497,402,829,801,888 - Step 5: Solve for x
x = 85,497,402,829,801,888/403,385,847.98 - Step 6: Final answer
x = 211,949,435.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.