Finding the Fourth Proportional to 130,528,635, 180,134,655.84 and 71,796,765
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Solution
The fourth proportional to 130,528,635, 180,134,655.84 and 71,796,765 is: 99,082,362.68
Step by Step Solution
- Step 1: Write the proportion equation
130,528,635 : 180,134,655.84 = 71,796,765 : x - Step 2: Convert to fraction form
130,528,635/180,134,655.84 = 71,796,765/x - Step 3: Cross multiply
130,528,635x = 180,134,655.84 × 71,796,765 - Step 4: Simplify right side
130,528,635x = 12,933,085,553,700,358 - Step 5: Solve for x
x = 12,933,085,553,700,358/130,528,635 - Step 6: Final answer
x = 99,082,362.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.