Home / 161,803,008,082.20-242,704,512,123.30-132,392,260,075.80

Finding the Fourth Proportional to 161,803,008,082.20, 242,704,512,123.30 and 132,392,260,075.80

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Solution

The fourth proportional to 161,803,008,082.20, 242,704,512,123.30 and 132,392,260,075.80 is: 198,588,390,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,803,008,082.20 : 242,704,512,123.30 = 132,392,260,075.80 : x
  2. Step 2: Convert to fraction form
    161,803,008,082.20/242,704,512,123.30 = 132,392,260,075.80/x
  3. Step 3: Cross multiply
    161,803,008,082.20x = 242,704,512,123.30 × 132,392,260,075.80
  4. Step 4: Simplify right side
    161,803,008,082.20x = 32,132,198,890,598,087,786,496
  5. Step 5: Solve for x
    x = 32,132,198,890,598,087,786,496/161,803,008,082.20
  6. Step 6: Final answer
    x = 198,588,390,113.70

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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.