Home / 65,182,393.20-97,661,615.40-31,030,201.20

Finding the Fourth Proportional to 65,182,393.20, 97,661,615.40 and 31,030,201.20

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Solution

The fourth proportional to 65,182,393.20, 97,661,615.40 and 31,030,201.20 is: 46,491,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,182,393.20 : 97,661,615.40 = 31,030,201.20 : x
  2. Step 2: Convert to fraction form
    65,182,393.20/97,661,615.40 = 31,030,201.20/x
  3. Step 3: Cross multiply
    65,182,393.20x = 97,661,615.40 × 31,030,201.20
  4. Step 4: Simplify right side
    65,182,393.20x = 3,030,459,575,379,018.50
  5. Step 5: Solve for x
    x = 3,030,459,575,379,018.50/65,182,393.20
  6. Step 6: Final answer
    x = 46,491,996.18

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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.