Home / 64,682,570.40-97,023,855.60-53,203,444.80

Finding the Fourth Proportional to 64,682,570.40, 97,023,855.60 and 53,203,444.80

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Solution

The fourth proportional to 64,682,570.40, 97,023,855.60 and 53,203,444.80 is: 79,805,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,682,570.40 : 97,023,855.60 = 53,203,444.80 : x
  2. Step 2: Convert to fraction form
    64,682,570.40/97,023,855.60 = 53,203,444.80/x
  3. Step 3: Cross multiply
    64,682,570.40x = 97,023,855.60 × 53,203,444.80
  4. Step 4: Simplify right side
    64,682,570.40x = 5,162,003,345,697,770
  5. Step 5: Solve for x
    x = 5,162,003,345,697,770/64,682,570.40
  6. Step 6: Final answer
    x = 79,805,167.20

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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.