Home / 58,105,485.72-87,044,841-45,265,871.16

Finding the Fourth Proportional to 58,105,485.72, 87,044,841 and 45,265,871.16

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Solution

The fourth proportional to 58,105,485.72, 87,044,841 and 45,265,871.16 is: 67,810,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,105,485.72 : 87,044,841 = 45,265,871.16 : x
  2. Step 2: Convert to fraction form
    58,105,485.72/87,044,841 = 45,265,871.16/x
  3. Step 3: Cross multiply
    58,105,485.72x = 87,044,841 × 45,265,871.16
  4. Step 4: Simplify right side
    58,105,485.72x = 3,940,160,557,848,685
  5. Step 5: Solve for x
    x = 3,940,160,557,848,685/58,105,485.72
  6. Step 6: Final answer
    x = 67,810,474.50

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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.