Home / 3,140,078,652.78-4,333,337,199.28-1,730,433,193.62

Finding the Fourth Proportional to 3,140,078,652.78, 4,333,337,199.28 and 1,730,433,193.62

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Solution

The fourth proportional to 3,140,078,652.78, 4,333,337,199.28 and 1,730,433,193.62 is: 2,388,013,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,078,652.78 : 4,333,337,199.28 = 1,730,433,193.62 : x
  2. Step 2: Convert to fraction form
    3,140,078,652.78/4,333,337,199.28 = 1,730,433,193.62/x
  3. Step 3: Cross multiply
    3,140,078,652.78x = 4,333,337,199.28 × 1,730,433,193.62
  4. Step 4: Simplify right side
    3,140,078,652.78x = 7,498,550,528,782,435,328
  5. Step 5: Solve for x
    x = 7,498,550,528,782,435,328/3,140,078,652.78
  6. Step 6: Final answer
    x = 2,388,013,600.28

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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.