Home / 79,415,025.60-119,122,538.40-52,205,246.40

Finding the Fourth Proportional to 79,415,025.60, 119,122,538.40 and 52,205,246.40

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Solution

The fourth proportional to 79,415,025.60, 119,122,538.40 and 52,205,246.40 is: 78,307,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,415,025.60 : 119,122,538.40 = 52,205,246.40 : x
  2. Step 2: Convert to fraction form
    79,415,025.60/119,122,538.40 = 52,205,246.40/x
  3. Step 3: Cross multiply
    79,415,025.60x = 119,122,538.40 × 52,205,246.40
  4. Step 4: Simplify right side
    79,415,025.60x = 6,218,821,468,965,462
  5. Step 5: Solve for x
    x = 6,218,821,468,965,462/79,415,025.60
  6. Step 6: Final answer
    x = 78,307,869.60

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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.