Home / 64,714,089.60-96,945,163.20-39,078,950.40

Finding the Fourth Proportional to 64,714,089.60, 96,945,163.20 and 39,078,950.40

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Solution

The fourth proportional to 64,714,089.60, 96,945,163.20 and 39,078,950.40 is: 58,542,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,714,089.60 : 96,945,163.20 = 39,078,950.40 : x
  2. Step 2: Convert to fraction form
    64,714,089.60/96,945,163.20 = 39,078,950.40/x
  3. Step 3: Cross multiply
    64,714,089.60x = 96,945,163.20 × 39,078,950.40
  4. Step 4: Simplify right side
    64,714,089.60x = 3,788,515,224,212,705.50
  5. Step 5: Solve for x
    x = 3,788,515,224,212,705.50/64,714,089.60
  6. Step 6: Final answer
    x = 58,542,355.27

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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.