Home / 256,076,459.24-384,115,697.51-61,987,562.82

Finding the Fourth Proportional to 256,076,459.24, 384,115,697.51 and 61,987,562.82

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Solution

The fourth proportional to 256,076,459.24, 384,115,697.51 and 61,987,562.82 is: 92,981,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,076,459.24 : 384,115,697.51 = 61,987,562.82 : x
  2. Step 2: Convert to fraction form
    256,076,459.24/384,115,697.51 = 61,987,562.82/x
  3. Step 3: Cross multiply
    256,076,459.24x = 384,115,697.51 × 61,987,562.82
  4. Step 4: Simplify right side
    256,076,459.24x = 23,810,395,929,239,304
  5. Step 5: Solve for x
    x = 23,810,395,929,239,304/256,076,459.24
  6. Step 6: Final answer
    x = 92,981,588.39

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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.