Finding the Fourth Proportional to 302,202,605.70, 453,303,908.55 and 97,877,319.30
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Solution
The fourth proportional to 302,202,605.70, 453,303,908.55 and 97,877,319.30 is: 146,815,978.95
Step by Step Solution
- Step 1: Write the proportion equation
302,202,605.70 : 453,303,908.55 = 97,877,319.30 : x - Step 2: Convert to fraction form
302,202,605.70/453,303,908.55 = 97,877,319.30/x - Step 3: Cross multiply
302,202,605.70x = 453,303,908.55 × 97,877,319.30 - Step 4: Simplify right side
302,202,605.70x = 44,368,171,397,086,352 - Step 5: Solve for x
x = 44,368,171,397,086,352/302,202,605.70 - Step 6: Final answer
x = 146,815,978.95
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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.