Home / 161,704,011.70-242,556,017.55-64,611,709.30

Finding the Fourth Proportional to 161,704,011.70, 242,556,017.55 and 64,611,709.30

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Solution

The fourth proportional to 161,704,011.70, 242,556,017.55 and 64,611,709.30 is: 96,917,563.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,704,011.70 : 242,556,017.55 = 64,611,709.30 : x
  2. Step 2: Convert to fraction form
    161,704,011.70/242,556,017.55 = 64,611,709.30/x
  3. Step 3: Cross multiply
    161,704,011.70x = 242,556,017.55 × 64,611,709.30
  4. Step 4: Simplify right side
    161,704,011.70x = 15,671,958,894,906,298
  5. Step 5: Solve for x
    x = 15,671,958,894,906,298/161,704,011.70
  6. Step 6: Final answer
    x = 96,917,563.95

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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.