Finding the Fourth Proportional to 176,806,905.60, 265,210,358.40 and 53,984,985.60
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Solution
The fourth proportional to 176,806,905.60, 265,210,358.40 and 53,984,985.60 is: 80,977,478.40
Step by Step Solution
- Step 1: Write the proportion equation
176,806,905.60 : 265,210,358.40 = 53,984,985.60 : x - Step 2: Convert to fraction form
176,806,905.60/265,210,358.40 = 53,984,985.60/x - Step 3: Cross multiply
176,806,905.60x = 265,210,358.40 × 53,984,985.60 - Step 4: Simplify right side
176,806,905.60x = 14,317,377,379,194,840 - Step 5: Solve for x
x = 14,317,377,379,194,840/176,806,905.60 - Step 6: Final answer
x = 80,977,478.40
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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.