Home / 52,768,765.60-79,153,148.40-43,698,839.20

Finding the Fourth Proportional to 52,768,765.60, 79,153,148.40 and 43,698,839.20

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Solution

The fourth proportional to 52,768,765.60, 79,153,148.40 and 43,698,839.20 is: 65,548,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,768,765.60 : 79,153,148.40 = 43,698,839.20 : x
  2. Step 2: Convert to fraction form
    52,768,765.60/79,153,148.40 = 43,698,839.20/x
  3. Step 3: Cross multiply
    52,768,765.60x = 79,153,148.40 × 43,698,839.20
  4. Step 4: Simplify right side
    52,768,765.60x = 3,458,900,704,105,338
  5. Step 5: Solve for x
    x = 3,458,900,704,105,338/52,768,765.60
  6. Step 6: Final answer
    x = 65,548,258.80

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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.