Home / 567,751,709.10-783,464,665.23-316,836,422.58

Finding the Fourth Proportional to 567,751,709.10, 783,464,665.23 and 316,836,422.58

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Solution

The fourth proportional to 567,751,709.10, 783,464,665.23 and 316,836,422.58 is: 437,216,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,751,709.10 : 783,464,665.23 = 316,836,422.58 : x
  2. Step 2: Convert to fraction form
    567,751,709.10/783,464,665.23 = 316,836,422.58/x
  3. Step 3: Cross multiply
    567,751,709.10x = 783,464,665.23 × 316,836,422.58
  4. Step 4: Simplify right side
    567,751,709.10x = 248,230,141,749,310,496
  5. Step 5: Solve for x
    x = 248,230,141,749,310,496/567,751,709.10
  6. Step 6: Final answer
    x = 437,216,018.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.