Home / 251,790,618.20-377,685,927.30-149,502,003.80

Finding the Fourth Proportional to 251,790,618.20, 377,685,927.30 and 149,502,003.80

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Solution

The fourth proportional to 251,790,618.20, 377,685,927.30 and 149,502,003.80 is: 224,253,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,790,618.20 : 377,685,927.30 = 149,502,003.80 : x
  2. Step 2: Convert to fraction form
    251,790,618.20/377,685,927.30 = 149,502,003.80/x
  3. Step 3: Cross multiply
    251,790,618.20x = 377,685,927.30 × 149,502,003.80
  4. Step 4: Simplify right side
    251,790,618.20x = 56,464,802,938,411,128
  5. Step 5: Solve for x
    x = 56,464,802,938,411,128/251,790,618.20
  6. Step 6: Final answer
    x = 224,253,005.70

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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.