Finding the Fourth Proportional to 154,506,875.34, 213,166,754.70 and 95,748,101.18
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Solution
The fourth proportional to 154,506,875.34, 213,166,754.70 and 95,748,101.18 is: 132,099,700.75
Step by Step Solution
- Step 1: Write the proportion equation
154,506,875.34 : 213,166,754.70 = 95,748,101.18 : x - Step 2: Convert to fraction form
154,506,875.34/213,166,754.70 = 95,748,101.18/x - Step 3: Cross multiply
154,506,875.34x = 213,166,754.70 × 95,748,101.18 - Step 4: Simplify right side
154,506,875.34x = 20,410,311,996,602,324 - Step 5: Solve for x
x = 20,410,311,996,602,324/154,506,875.34 - Step 6: Final answer
x = 132,099,700.75
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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.