Finding the Fourth Proportional to 302,131,340.70, 453,197,011.05 and 97,806,054.30
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Solution
The fourth proportional to 302,131,340.70, 453,197,011.05 and 97,806,054.30 is: 146,709,081.45
Step by Step Solution
- Step 1: Write the proportion equation
302,131,340.70 : 453,197,011.05 = 97,806,054.30 : x - Step 2: Convert to fraction form
302,131,340.70/453,197,011.05 = 97,806,054.30/x - Step 3: Cross multiply
302,131,340.70x = 453,197,011.05 × 97,806,054.30 - Step 4: Simplify right side
302,131,340.70x = 44,325,411,471,354,000 - Step 5: Solve for x
x = 44,325,411,471,354,000/302,131,340.70 - Step 6: Final answer
x = 146,709,081.45
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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.