Home / 43,112,110.40-64,668,165.60-39,994,323.20

Finding the Fourth Proportional to 43,112,110.40, 64,668,165.60 and 39,994,323.20

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Solution

The fourth proportional to 43,112,110.40, 64,668,165.60 and 39,994,323.20 is: 59,991,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,112,110.40 : 64,668,165.60 = 39,994,323.20 : x
  2. Step 2: Convert to fraction form
    43,112,110.40/64,668,165.60 = 39,994,323.20/x
  3. Step 3: Cross multiply
    43,112,110.40x = 64,668,165.60 × 39,994,323.20
  4. Step 4: Simplify right side
    43,112,110.40x = 2,586,359,515,757,522
  5. Step 5: Solve for x
    x = 2,586,359,515,757,522/43,112,110.40
  6. Step 6: Final answer
    x = 59,991,484.80

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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.