Home / 113,764,278.20-170,646,417.30-112,630,537.40

Finding the Fourth Proportional to 113,764,278.20, 170,646,417.30 and 112,630,537.40

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Solution

The fourth proportional to 113,764,278.20, 170,646,417.30 and 112,630,537.40 is: 168,945,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,764,278.20 : 170,646,417.30 = 112,630,537.40 : x
  2. Step 2: Convert to fraction form
    113,764,278.20/170,646,417.30 = 112,630,537.40/x
  3. Step 3: Cross multiply
    113,764,278.20x = 170,646,417.30 × 112,630,537.40
  4. Step 4: Simplify right side
    113,764,278.20x = 19,219,997,685,883,660
  5. Step 5: Solve for x
    x = 19,219,997,685,883,660/113,764,278.20
  6. Step 6: Final answer
    x = 168,945,806.10

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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.