Home / 126,693,749.11-190,041,256.44-44,812,702.85

Finding the Fourth Proportional to 126,693,749.11, 190,041,256.44 and 44,812,702.85

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Solution

The fourth proportional to 126,693,749.11, 190,041,256.44 and 44,812,702.85 is: 67,219,278.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,693,749.11 : 190,041,256.44 = 44,812,702.85 : x
  2. Step 2: Convert to fraction form
    126,693,749.11/190,041,256.44 = 44,812,702.85/x
  3. Step 3: Cross multiply
    126,693,749.11x = 190,041,256.44 × 44,812,702.85
  4. Step 4: Simplify right side
    126,693,749.11x = 8,516,262,353,136,162
  5. Step 5: Solve for x
    x = 8,516,262,353,136,162/126,693,749.11
  6. Step 6: Final answer
    x = 67,219,278.09

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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.