Home / 113,887,995.20-170,433,861.60-104,332,846.40

Finding the Fourth Proportional to 113,887,995.20, 170,433,861.60 and 104,332,846.40

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Solution

The fourth proportional to 113,887,995.20, 170,433,861.60 and 104,332,846.40 is: 156,134,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,887,995.20 : 170,433,861.60 = 104,332,846.40 : x
  2. Step 2: Convert to fraction form
    113,887,995.20/170,433,861.60 = 104,332,846.40/x
  3. Step 3: Cross multiply
    113,887,995.20x = 170,433,861.60 × 104,332,846.40
  4. Step 4: Simplify right side
    113,887,995.20x = 17,781,849,903,671,658
  5. Step 5: Solve for x
    x = 17,781,849,903,671,658/113,887,995.20
  6. Step 6: Final answer
    x = 156,134,541.42

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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.