Finding the Fourth Proportional to 147,230,660.04, 203,166,363.80 and 85,354,984.40
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Solution
The fourth proportional to 147,230,660.04, 203,166,363.80 and 85,354,984.40 is: 117,782,952.33
Step by Step Solution
- Step 1: Write the proportion equation
147,230,660.04 : 203,166,363.80 = 85,354,984.40 : x - Step 2: Convert to fraction form
147,230,660.04/203,166,363.80 = 85,354,984.40/x - Step 3: Cross multiply
147,230,660.04x = 203,166,363.80 × 85,354,984.40 - Step 4: Simplify right side
147,230,660.04x = 17,341,261,812,753,726 - Step 5: Solve for x
x = 17,341,261,812,753,726/147,230,660.04 - Step 6: Final answer
x = 117,782,952.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.