Home / 3,533,616,385.20-5,300,424,577.80-2,989,420,801.20

Finding the Fourth Proportional to 3,533,616,385.20, 5,300,424,577.80 and 2,989,420,801.20

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Solution

The fourth proportional to 3,533,616,385.20, 5,300,424,577.80 and 2,989,420,801.20 is: 4,484,131,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533,616,385.20 : 5,300,424,577.80 = 2,989,420,801.20 : x
  2. Step 2: Convert to fraction form
    3,533,616,385.20/5,300,424,577.80 = 2,989,420,801.20/x
  3. Step 3: Cross multiply
    3,533,616,385.20x = 5,300,424,577.80 × 2,989,420,801.20
  4. Step 4: Simplify right side
    3,533,616,385.20x = 15,845,199,488,067,047,424
  5. Step 5: Solve for x
    x = 15,845,199,488,067,047,424/3,533,616,385.20
  6. Step 6: Final answer
    x = 4,484,131,201.80

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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.