Home / 55,300,558.40-82,950,837.60-47,238,401.60

Finding the Fourth Proportional to 55,300,558.40, 82,950,837.60 and 47,238,401.60

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Solution

The fourth proportional to 55,300,558.40, 82,950,837.60 and 47,238,401.60 is: 70,857,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,300,558.40 : 82,950,837.60 = 47,238,401.60 : x
  2. Step 2: Convert to fraction form
    55,300,558.40/82,950,837.60 = 47,238,401.60/x
  3. Step 3: Cross multiply
    55,300,558.40x = 82,950,837.60 × 47,238,401.60
  4. Step 4: Simplify right side
    55,300,558.40x = 3,918,464,979,605,180
  5. Step 5: Solve for x
    x = 3,918,464,979,605,180/55,300,558.40
  6. Step 6: Final answer
    x = 70,857,602.40

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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.