Home / 82,957,060.56-114,448,814.28-51,963,272.40

Finding the Fourth Proportional to 82,957,060.56, 114,448,814.28 and 51,963,272.40

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Solution

The fourth proportional to 82,957,060.56, 114,448,814.28 and 51,963,272.40 is: 71,689,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,957,060.56 : 114,448,814.28 = 51,963,272.40 : x
  2. Step 2: Convert to fraction form
    82,957,060.56/114,448,814.28 = 51,963,272.40/x
  3. Step 3: Cross multiply
    82,957,060.56x = 114,448,814.28 × 51,963,272.40
  4. Step 4: Simplify right side
    82,957,060.56x = 5,947,134,912,288,650
  5. Step 5: Solve for x
    x = 5,947,134,912,288,650/82,957,060.56
  6. Step 6: Final answer
    x = 71,689,315.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.