Home / 211,710,647.66-317,530,748.60-64,123,118.01

Finding the Fourth Proportional to 211,710,647.66, 317,530,748.60 and 64,123,118.01

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Solution

The fourth proportional to 211,710,647.66, 317,530,748.60 and 64,123,118.01 is: 96,174,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,710,647.66 : 317,530,748.60 = 64,123,118.01 : x
  2. Step 2: Convert to fraction form
    211,710,647.66/317,530,748.60 = 64,123,118.01/x
  3. Step 3: Cross multiply
    211,710,647.66x = 317,530,748.60 × 64,123,118.01
  4. Step 4: Simplify right side
    211,710,647.66x = 20,361,061,664,201,288
  5. Step 5: Solve for x
    x = 20,361,061,664,201,288/211,710,647.66
  6. Step 6: Final answer
    x = 96,174,008.68

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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.