Home / 57,507,445.20-86,261,167.80-52,804,520.40

Finding the Fourth Proportional to 57,507,445.20, 86,261,167.80 and 52,804,520.40

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Solution

The fourth proportional to 57,507,445.20, 86,261,167.80 and 52,804,520.40 is: 79,206,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,507,445.20 : 86,261,167.80 = 52,804,520.40 : x
  2. Step 2: Convert to fraction form
    57,507,445.20/86,261,167.80 = 52,804,520.40/x
  3. Step 3: Cross multiply
    57,507,445.20x = 86,261,167.80 × 52,804,520.40
  4. Step 4: Simplify right side
    57,507,445.20x = 4,554,979,594,822,923
  5. Step 5: Solve for x
    x = 4,554,979,594,822,923/57,507,445.20
  6. Step 6: Final answer
    x = 79,206,780.60

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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.