Finding the Fourth Proportional to 1,417,180,167.60, 2,125,770,251.40 and 1,107,243,776.40
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Solution
The fourth proportional to 1,417,180,167.60, 2,125,770,251.40 and 1,107,243,776.40 is: 1,660,865,664.60
Step by Step Solution
- Step 1: Write the proportion equation
1,417,180,167.60 : 2,125,770,251.40 = 1,107,243,776.40 : x - Step 2: Convert to fraction form
1,417,180,167.60/2,125,770,251.40 = 1,107,243,776.40/x - Step 3: Cross multiply
1,417,180,167.60x = 2,125,770,251.40 × 1,107,243,776.40 - Step 4: Simplify right side
1,417,180,167.60x = 2,353,745,880,918,913,536 - Step 5: Solve for x
x = 2,353,745,880,918,913,536/1,417,180,167.60 - Step 6: Final answer
x = 1,660,865,664.60
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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.