Home / 3,140,078,651.78-4,333,337,197.90-1,730,433,192.62

Finding the Fourth Proportional to 3,140,078,651.78, 4,333,337,197.90 and 1,730,433,192.62

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Solution

The fourth proportional to 3,140,078,651.78, 4,333,337,197.90 and 1,730,433,192.62 is: 2,388,013,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,078,651.78 : 4,333,337,197.90 = 1,730,433,192.62 : x
  2. Step 2: Convert to fraction form
    3,140,078,651.78/4,333,337,197.90 = 1,730,433,192.62/x
  3. Step 3: Cross multiply
    3,140,078,651.78x = 4,333,337,197.90 × 1,730,433,192.62
  4. Step 4: Simplify right side
    3,140,078,651.78x = 7,498,550,522,035,108,864
  5. Step 5: Solve for x
    x = 7,498,550,522,035,108,864/3,140,078,651.78
  6. Step 6: Final answer
    x = 2,388,013,598.89

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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.