Home / 65,952,400.70-98,928,601.05-56,173,886.30

Finding the Fourth Proportional to 65,952,400.70, 98,928,601.05 and 56,173,886.30

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Solution

The fourth proportional to 65,952,400.70, 98,928,601.05 and 56,173,886.30 is: 84,260,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,952,400.70 : 98,928,601.05 = 56,173,886.30 : x
  2. Step 2: Convert to fraction form
    65,952,400.70/98,928,601.05 = 56,173,886.30/x
  3. Step 3: Cross multiply
    65,952,400.70x = 98,928,601.05 × 56,173,886.30
  4. Step 4: Simplify right side
    65,952,400.70x = 5,557,203,987,200,760
  5. Step 5: Solve for x
    x = 5,557,203,987,200,760/65,952,400.70
  6. Step 6: Final answer
    x = 84,260,829.45

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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.