Home / 219,025,151.70-328,537,727.55-132,860,850.90

Finding the Fourth Proportional to 219,025,151.70, 328,537,727.55 and 132,860,850.90

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Solution

The fourth proportional to 219,025,151.70, 328,537,727.55 and 132,860,850.90 is: 199,291,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,025,151.70 : 328,537,727.55 = 132,860,850.90 : x
  2. Step 2: Convert to fraction form
    219,025,151.70/328,537,727.55 = 132,860,850.90/x
  3. Step 3: Cross multiply
    219,025,151.70x = 328,537,727.55 × 132,860,850.90
  4. Step 4: Simplify right side
    219,025,151.70x = 43,649,802,035,045,376
  5. Step 5: Solve for x
    x = 43,649,802,035,045,376/219,025,151.70
  6. Step 6: Final answer
    x = 199,291,276.35

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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.