Home / 348,898,136.40-522,780,334.20-291,077,355.60

Finding the Fourth Proportional to 348,898,136.40, 522,780,334.20 and 291,077,355.60

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Solution

The fourth proportional to 348,898,136.40, 522,780,334.20 and 291,077,355.60 is: 436,143,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,898,136.40 : 522,780,334.20 = 291,077,355.60 : x
  2. Step 2: Convert to fraction form
    348,898,136.40/522,780,334.20 = 291,077,355.60/x
  3. Step 3: Cross multiply
    348,898,136.40x = 522,780,334.20 × 291,077,355.60
  4. Step 4: Simplify right side
    348,898,136.40x = 152,169,517,238,620,256
  5. Step 5: Solve for x
    x = 152,169,517,238,620,256/348,898,136.40
  6. Step 6: Final answer
    x = 436,143,107.01

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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.