Home / 57,114,536.40-85,671,804.60-54,626,605.20

Finding the Fourth Proportional to 57,114,536.40, 85,671,804.60 and 54,626,605.20

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Solution

The fourth proportional to 57,114,536.40, 85,671,804.60 and 54,626,605.20 is: 81,939,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114,536.40 : 85,671,804.60 = 54,626,605.20 : x
  2. Step 2: Convert to fraction form
    57,114,536.40/85,671,804.60 = 54,626,605.20/x
  3. Step 3: Cross multiply
    57,114,536.40x = 85,671,804.60 × 54,626,605.20
  4. Step 4: Simplify right side
    57,114,536.40x = 4,679,959,846,655,744
  5. Step 5: Solve for x
    x = 4,679,959,846,655,744/57,114,536.40
  6. Step 6: Final answer
    x = 81,939,907.80

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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.