Home / 56,729,109.60-85,093,664.40-56,303,956.80

Finding the Fourth Proportional to 56,729,109.60, 85,093,664.40 and 56,303,956.80

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Solution

The fourth proportional to 56,729,109.60, 85,093,664.40 and 56,303,956.80 is: 84,455,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,729,109.60 : 85,093,664.40 = 56,303,956.80 : x
  2. Step 2: Convert to fraction form
    56,729,109.60/85,093,664.40 = 56,303,956.80/x
  3. Step 3: Cross multiply
    56,729,109.60x = 85,093,664.40 × 56,303,956.80
  4. Step 4: Simplify right side
    56,729,109.60x = 4,791,110,004,331,298
  5. Step 5: Solve for x
    x = 4,791,110,004,331,298/56,729,109.60
  6. Step 6: Final answer
    x = 84,455,935.20

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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.