Home / 319,541,650.70-479,312,476.05-164,573,455.10

Finding the Fourth Proportional to 319,541,650.70, 479,312,476.05 and 164,573,455.10

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Solution

The fourth proportional to 319,541,650.70, 479,312,476.05 and 164,573,455.10 is: 246,860,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,541,650.70 : 479,312,476.05 = 164,573,455.10 : x
  2. Step 2: Convert to fraction form
    319,541,650.70/479,312,476.05 = 164,573,455.10/x
  3. Step 3: Cross multiply
    319,541,650.70x = 479,312,476.05 × 164,573,455.10
  4. Step 4: Simplify right side
    319,541,650.70x = 78,882,110,256,084,496
  5. Step 5: Solve for x
    x = 78,882,110,256,084,496/319,541,650.70
  6. Step 6: Final answer
    x = 246,860,182.65

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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.