Home / 148,905,923.60-223,540,843.80-84,254,704.40

Finding the Fourth Proportional to 148,905,923.60, 223,540,843.80 and 84,254,704.40

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Solution

The fourth proportional to 148,905,923.60, 223,540,843.80 and 84,254,704.40 is: 126,485,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,905,923.60 : 223,540,843.80 = 84,254,704.40 : x
  2. Step 2: Convert to fraction form
    148,905,923.60/223,540,843.80 = 84,254,704.40/x
  3. Step 3: Cross multiply
    148,905,923.60x = 223,540,843.80 × 84,254,704.40
  4. Step 4: Simplify right side
    148,905,923.60x = 18,834,367,715,695,576
  5. Step 5: Solve for x
    x = 18,834,367,715,695,576/148,905,923.60
  6. Step 6: Final answer
    x = 126,485,013.22

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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.