Home / 52,533,942,235.97-78,784,615,657.49-18,953,199,317.30

Finding the Fourth Proportional to 52,533,942,235.97, 78,784,615,657.49 and 18,953,199,317.30

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Solution

The fourth proportional to 52,533,942,235.97, 78,784,615,657.49 and 18,953,199,317.30 is: 28,423,919,091.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,533,942,235.97 : 78,784,615,657.49 = 18,953,199,317.30 : x
  2. Step 2: Convert to fraction form
    52,533,942,235.97/78,784,615,657.49 = 18,953,199,317.30/x
  3. Step 3: Cross multiply
    52,533,942,235.97x = 78,784,615,657.49 × 18,953,199,317.30
  4. Step 4: Simplify right side
    52,533,942,235.97x = 1,493,220,523,692,793,528,320
  5. Step 5: Solve for x
    x = 1,493,220,523,692,793,528,320/52,533,942,235.97
  6. Step 6: Final answer
    x = 28,423,919,091.88

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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.