Home / 130,481,749.91-195,798,945.70-48,657,156.95

Finding the Fourth Proportional to 130,481,749.91, 195,798,945.70 and 48,657,156.95

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Solution

The fourth proportional to 130,481,749.91, 195,798,945.70 and 48,657,156.95 is: 73,014,195.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,481,749.91 : 195,798,945.70 = 48,657,156.95 : x
  2. Step 2: Convert to fraction form
    130,481,749.91/195,798,945.70 = 48,657,156.95/x
  3. Step 3: Cross multiply
    130,481,749.91x = 195,798,945.70 × 48,657,156.95
  4. Step 4: Simplify right side
    130,481,749.91x = 9,527,020,031,569,428
  5. Step 5: Solve for x
    x = 9,527,020,031,569,428/130,481,749.91
  6. Step 6: Final answer
    x = 73,014,195.76

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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.