Home / 111,534,126.60-167,360,633.10-43,379,041.80

Finding the Fourth Proportional to 111,534,126.60, 167,360,633.10 and 43,379,041.80

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Solution

The fourth proportional to 111,534,126.60, 167,360,633.10 and 43,379,041.80 is: 65,091,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,534,126.60 : 167,360,633.10 = 43,379,041.80 : x
  2. Step 2: Convert to fraction form
    111,534,126.60/167,360,633.10 = 43,379,041.80/x
  3. Step 3: Cross multiply
    111,534,126.60x = 167,360,633.10 × 43,379,041.80
  4. Step 4: Simplify right side
    111,534,126.60x = 7,259,943,898,919,363
  5. Step 5: Solve for x
    x = 7,259,943,898,919,363/111,534,126.60
  6. Step 6: Final answer
    x = 65,091,681.98

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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.