Finding the Fourth Proportional to 302,320,130.20, 453,524,432.10 and 97,813,403.80
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Solution
The fourth proportional to 302,320,130.20, 453,524,432.10 and 97,813,403.80 is: 146,734,418.18
Step by Step Solution
- Step 1: Write the proportion equation
302,320,130.20 : 453,524,432.10 = 97,813,403.80 : x - Step 2: Convert to fraction form
302,320,130.20/453,524,432.10 = 97,813,403.80/x - Step 3: Cross multiply
302,320,130.20x = 453,524,432.10 × 97,813,403.80 - Step 4: Simplify right side
302,320,130.20x = 44,360,768,410,162,984 - Step 5: Solve for x
x = 44,360,768,410,162,984/302,320,130.20 - Step 6: Final answer
x = 146,734,418.18
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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.