Home / 63,125,868.20-87,173,858.76-59,686,800.56

Finding the Fourth Proportional to 63,125,868.20, 87,173,858.76 and 59,686,800.56

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Solution

The fourth proportional to 63,125,868.20, 87,173,858.76 and 59,686,800.56 is: 82,424,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,125,868.20 : 87,173,858.76 = 59,686,800.56 : x
  2. Step 2: Convert to fraction form
    63,125,868.20/87,173,858.76 = 59,686,800.56/x
  3. Step 3: Cross multiply
    63,125,868.20x = 87,173,858.76 × 59,686,800.56
  4. Step 4: Simplify right side
    63,125,868.20x = 5,203,128,721,853,729
  5. Step 5: Solve for x
    x = 5,203,128,721,853,729/63,125,868.20
  6. Step 6: Final answer
    x = 82,424,667.89

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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.