Home / 3,428,352,002.80-5,142,528,004.20-1,793,077,865.20

Finding the Fourth Proportional to 3,428,352,002.80, 5,142,528,004.20 and 1,793,077,865.20

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Solution

The fourth proportional to 3,428,352,002.80, 5,142,528,004.20 and 1,793,077,865.20 is: 2,689,616,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,352,002.80 : 5,142,528,004.20 = 1,793,077,865.20 : x
  2. Step 2: Convert to fraction form
    3,428,352,002.80/5,142,528,004.20 = 1,793,077,865.20/x
  3. Step 3: Cross multiply
    3,428,352,002.80x = 5,142,528,004.20 × 1,793,077,865.20
  4. Step 4: Simplify right side
    3,428,352,002.80x = 9,220,953,135,502,152,704
  5. Step 5: Solve for x
    x = 9,220,953,135,502,152,704/3,428,352,002.80
  6. Step 6: Final answer
    x = 2,689,616,797.80

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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.