Home / 113,369,769.20-170,054,653.80-73,025,807.60

Finding the Fourth Proportional to 113,369,769.20, 170,054,653.80 and 73,025,807.60

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Solution

The fourth proportional to 113,369,769.20, 170,054,653.80 and 73,025,807.60 is: 109,538,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,369,769.20 : 170,054,653.80 = 73,025,807.60 : x
  2. Step 2: Convert to fraction form
    113,369,769.20/170,054,653.80 = 73,025,807.60/x
  3. Step 3: Cross multiply
    113,369,769.20x = 170,054,653.80 × 73,025,807.60
  4. Step 4: Simplify right side
    113,369,769.20x = 12,418,378,429,883,408
  5. Step 5: Solve for x
    x = 12,418,378,429,883,408/113,369,769.20
  6. Step 6: Final answer
    x = 109,538,711.40

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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.