Home / 538,066,905.90-807,289,315.65-231,453,005.10

Finding the Fourth Proportional to 538,066,905.90, 807,289,315.65 and 231,453,005.10

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Solution

The fourth proportional to 538,066,905.90, 807,289,315.65 and 231,453,005.10 is: 347,260,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,066,905.90 : 807,289,315.65 = 231,453,005.10 : x
  2. Step 2: Convert to fraction form
    538,066,905.90/807,289,315.65 = 231,453,005.10/x
  3. Step 3: Cross multiply
    538,066,905.90x = 807,289,315.65 × 231,453,005.10
  4. Step 4: Simplify right side
    538,066,905.90x = 186,849,538,092,314,944
  5. Step 5: Solve for x
    x = 186,849,538,092,314,944/538,066,905.90
  6. Step 6: Final answer
    x = 347,260,788.66

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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.