Home / 114,961,354.85-158,622,987.09-66,059,335.01

Finding the Fourth Proportional to 114,961,354.85, 158,622,987.09 and 66,059,335.01

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Solution

The fourth proportional to 114,961,354.85, 158,622,987.09 and 66,059,335.01 is: 91,148,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,961,354.85 : 158,622,987.09 = 66,059,335.01 : x
  2. Step 2: Convert to fraction form
    114,961,354.85/158,622,987.09 = 66,059,335.01/x
  3. Step 3: Cross multiply
    114,961,354.85x = 158,622,987.09 × 66,059,335.01
  4. Step 4: Simplify right side
    114,961,354.85x = 10,478,529,044,134,918
  5. Step 5: Solve for x
    x = 10,478,529,044,134,918/114,961,354.85
  6. Step 6: Final answer
    x = 91,148,273.76

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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.