Home / 2,158,180,002.36-3,237,278,401.62-522,401,979.96

Finding the Fourth Proportional to 2,158,180,002.36, 3,237,278,401.62 and 522,401,979.96

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Solution

The fourth proportional to 2,158,180,002.36, 3,237,278,401.62 and 522,401,979.96 is: 783,605,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,180,002.36 : 3,237,278,401.62 = 522,401,979.96 : x
  2. Step 2: Convert to fraction form
    2,158,180,002.36/3,237,278,401.62 = 522,401,979.96/x
  3. Step 3: Cross multiply
    2,158,180,002.36x = 3,237,278,401.62 × 522,401,979.96
  4. Step 4: Simplify right side
    2,158,180,002.36x = 1,691,160,646,688,032,000
  5. Step 5: Solve for x
    x = 1,691,160,646,688,032,000/2,158,180,002.36
  6. Step 6: Final answer
    x = 783,605,002.75

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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.