Finding the Fourth Proportional to 83,030,440.97, 124,497,476.98 and 39,310,832.45
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Solution
The fourth proportional to 83,030,440.97, 124,497,476.98 and 39,310,832.45 is: 58,943,435.70
Step by Step Solution
- Step 1: Write the proportion equation
83,030,440.97 : 124,497,476.98 = 39,310,832.45 : x - Step 2: Convert to fraction form
83,030,440.97/124,497,476.98 = 39,310,832.45/x - Step 3: Cross multiply
83,030,440.97x = 124,497,476.98 × 39,310,832.45 - Step 4: Simplify right side
83,030,440.97x = 4,894,099,458,221,479 - Step 5: Solve for x
x = 4,894,099,458,221,479/83,030,440.97 - Step 6: Final answer
x = 58,943,435.70
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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.