Home / 64,682,404.40-97,023,606.60-53,203,278.80

Finding the Fourth Proportional to 64,682,404.40, 97,023,606.60 and 53,203,278.80

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Solution

The fourth proportional to 64,682,404.40, 97,023,606.60 and 53,203,278.80 is: 79,804,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,682,404.40 : 97,023,606.60 = 53,203,278.80 : x
  2. Step 2: Convert to fraction form
    64,682,404.40/97,023,606.60 = 53,203,278.80/x
  3. Step 3: Cross multiply
    64,682,404.40x = 97,023,606.60 × 53,203,278.80
  4. Step 4: Simplify right side
    64,682,404.40x = 5,161,973,992,121,319
  5. Step 5: Solve for x
    x = 5,161,973,992,121,319/64,682,404.40
  6. Step 6: Final answer
    x = 79,804,918.20

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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.