Home / 3,823,842,662.34-5,277,065,729.58-2,130,296,348.49

Finding the Fourth Proportional to 3,823,842,662.34, 5,277,065,729.58 and 2,130,296,348.49

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Solution

The fourth proportional to 3,823,842,662.34, 5,277,065,729.58 and 2,130,296,348.49 is: 2,939,899,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823,842,662.34 : 5,277,065,729.58 = 2,130,296,348.49 : x
  2. Step 2: Convert to fraction form
    3,823,842,662.34/5,277,065,729.58 = 2,130,296,348.49/x
  3. Step 3: Cross multiply
    3,823,842,662.34x = 5,277,065,729.58 × 2,130,296,348.49
  4. Step 4: Simplify right side
    3,823,842,662.34x = 11,241,713,854,465,990,656
  5. Step 5: Solve for x
    x = 11,241,713,854,465,990,656/3,823,842,662.34
  6. Step 6: Final answer
    x = 2,939,899,689.17

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Double scale
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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.