Home / 5,242,145,009.10-7,863,246,910.70-1,748,540,891.40

Finding the Fourth Proportional to 5,242,145,009.10, 7,863,246,910.70 and 1,748,540,891.40

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Solution

The fourth proportional to 5,242,145,009.10, 7,863,246,910.70 and 1,748,540,891.40 is: 2,622,821,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,145,009.10 : 7,863,246,910.70 = 1,748,540,891.40 : x
  2. Step 2: Convert to fraction form
    5,242,145,009.10/7,863,246,910.70 = 1,748,540,891.40/x
  3. Step 3: Cross multiply
    5,242,145,009.10x = 7,863,246,910.70 × 1,748,540,891.40
  4. Step 4: Simplify right side
    5,242,145,009.10x = 13,749,208,762,533,675,008
  5. Step 5: Solve for x
    x = 13,749,208,762,533,675,008/5,242,145,009.10
  6. Step 6: Final answer
    x = 2,622,821,142.62

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1.5x scale

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.