Home / 56,369,704.64-77,785,443.60-31,252,485.92

Finding the Fourth Proportional to 56,369,704.64, 77,785,443.60 and 31,252,485.92

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Solution

The fourth proportional to 56,369,704.64, 77,785,443.60 and 31,252,485.92 is: 43,125,797.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,369,704.64 : 77,785,443.60 = 31,252,485.92 : x
  2. Step 2: Convert to fraction form
    56,369,704.64/77,785,443.60 = 31,252,485.92/x
  3. Step 3: Cross multiply
    56,369,704.64x = 77,785,443.60 × 31,252,485.92
  4. Step 4: Simplify right side
    56,369,704.64x = 2,430,988,480,889,954
  5. Step 5: Solve for x
    x = 2,430,988,480,889,954/56,369,704.64
  6. Step 6: Final answer
    x = 43,125,797.74

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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.