Home / 52,651,284.20-78,976,926.30-43,693,332.20

Finding the Fourth Proportional to 52,651,284.20, 78,976,926.30 and 43,693,332.20

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Solution

The fourth proportional to 52,651,284.20, 78,976,926.30 and 43,693,332.20 is: 65,539,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,651,284.20 : 78,976,926.30 = 43,693,332.20 : x
  2. Step 2: Convert to fraction form
    52,651,284.20/78,976,926.30 = 43,693,332.20/x
  3. Step 3: Cross multiply
    52,651,284.20x = 78,976,926.30 × 43,693,332.20
  4. Step 4: Simplify right side
    52,651,284.20x = 3,450,765,076,960,817
  5. Step 5: Solve for x
    x = 3,450,765,076,960,817/52,651,284.20
  6. Step 6: Final answer
    x = 65,539,998.30

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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.