Home / 352,525,155.60-528,451,810.20-274,758,934.80

Finding the Fourth Proportional to 352,525,155.60, 528,451,810.20 and 274,758,934.80

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Solution

The fourth proportional to 352,525,155.60, 528,451,810.20 and 274,758,934.80 is: 411,876,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,525,155.60 : 528,451,810.20 = 274,758,934.80 : x
  2. Step 2: Convert to fraction form
    352,525,155.60/528,451,810.20 = 274,758,934.80/x
  3. Step 3: Cross multiply
    352,525,155.60x = 528,451,810.20 × 274,758,934.80
  4. Step 4: Simplify right side
    352,525,155.60x = 145,196,856,463,683,776
  5. Step 5: Solve for x
    x = 145,196,856,463,683,776/352,525,155.60
  6. Step 6: Final answer
    x = 411,876,582.87

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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.