Home / 140,526,225-210,799,968.48-43,491,746.88

Finding the Fourth Proportional to 140,526,225, 210,799,968.48 and 43,491,746.88

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Solution

The fourth proportional to 140,526,225, 210,799,968.48 and 43,491,746.88 is: 65,240,910.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,526,225 : 210,799,968.48 = 43,491,746.88 : x
  2. Step 2: Convert to fraction form
    140,526,225/210,799,968.48 = 43,491,746.88/x
  3. Step 3: Cross multiply
    140,526,225x = 210,799,968.48 × 43,491,746.88
  4. Step 4: Simplify right side
    140,526,225x = 9,168,058,871,444,138
  5. Step 5: Solve for x
    x = 9,168,058,871,444,138/140,526,225
  6. Step 6: Final answer
    x = 65,240,910.52

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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.