Home / 64,525,334.80-96,788,002.20-57,470,947.60

Finding the Fourth Proportional to 64,525,334.80, 96,788,002.20 and 57,470,947.60

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Solution

The fourth proportional to 64,525,334.80, 96,788,002.20 and 57,470,947.60 is: 86,206,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,525,334.80 : 96,788,002.20 = 57,470,947.60 : x
  2. Step 2: Convert to fraction form
    64,525,334.80/96,788,002.20 = 57,470,947.60/x
  3. Step 3: Cross multiply
    64,525,334.80x = 96,788,002.20 × 57,470,947.60
  4. Step 4: Simplify right side
    64,525,334.80x = 5,562,498,202,744,885
  5. Step 5: Solve for x
    x = 5,562,498,202,744,885/64,525,334.80
  6. Step 6: Final answer
    x = 86,206,421.40

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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.