Home / 291,607,169.21-437,411,174.80-119,083,982.71

Finding the Fourth Proportional to 291,607,169.21, 437,411,174.80 and 119,083,982.71

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Solution

The fourth proportional to 291,607,169.21, 437,411,174.80 and 119,083,982.71 is: 178,626,145.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,607,169.21 : 437,411,174.80 = 119,083,982.71 : x
  2. Step 2: Convert to fraction form
    291,607,169.21/437,411,174.80 = 119,083,982.71/x
  3. Step 3: Cross multiply
    291,607,169.21x = 437,411,174.80 × 119,083,982.71
  4. Step 4: Simplify right side
    291,607,169.21x = 52,088,664,774,856,936
  5. Step 5: Solve for x
    x = 52,088,664,774,856,936/291,607,169.21
  6. Step 6: Final answer
    x = 178,626,145.97

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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.