Home / 5,238,855,867.03-7,229,584,318.57-2,859,993,804.28

Finding the Fourth Proportional to 5,238,855,867.03, 7,229,584,318.57 and 2,859,993,804.28

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Solution

The fourth proportional to 5,238,855,867.03, 7,229,584,318.57 and 2,859,993,804.28 is: 3,946,771,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238,855,867.03 : 7,229,584,318.57 = 2,859,993,804.28 : x
  2. Step 2: Convert to fraction form
    5,238,855,867.03/7,229,584,318.57 = 2,859,993,804.28/x
  3. Step 3: Cross multiply
    5,238,855,867.03x = 7,229,584,318.57 × 2,859,993,804.28
  4. Step 4: Simplify right side
    5,238,855,867.03x = 20,676,566,358,630,047,744
  5. Step 5: Solve for x
    x = 20,676,566,358,630,047,744/5,238,855,867.03
  6. Step 6: Final answer
    x = 3,946,771,372.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.