Home / 237,376,256.40-356,064,384.60-133,638,973.20

Finding the Fourth Proportional to 237,376,256.40, 356,064,384.60 and 133,638,973.20

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Solution

The fourth proportional to 237,376,256.40, 356,064,384.60 and 133,638,973.20 is: 200,458,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,376,256.40 : 356,064,384.60 = 133,638,973.20 : x
  2. Step 2: Convert to fraction form
    237,376,256.40/356,064,384.60 = 133,638,973.20/x
  3. Step 3: Cross multiply
    237,376,256.40x = 356,064,384.60 × 133,638,973.20
  4. Step 4: Simplify right side
    237,376,256.40x = 47,584,078,751,033,896
  5. Step 5: Solve for x
    x = 47,584,078,751,033,896/237,376,256.40
  6. Step 6: Final answer
    x = 200,458,459.80

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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.