Home / 434,620,137.40-651,930,206.10-262,008,100.60

Finding the Fourth Proportional to 434,620,137.40, 651,930,206.10 and 262,008,100.60

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Solution

The fourth proportional to 434,620,137.40, 651,930,206.10 and 262,008,100.60 is: 393,012,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,620,137.40 : 651,930,206.10 = 262,008,100.60 : x
  2. Step 2: Convert to fraction form
    434,620,137.40/651,930,206.10 = 262,008,100.60/x
  3. Step 3: Cross multiply
    434,620,137.40x = 651,930,206.10 × 262,008,100.60
  4. Step 4: Simplify right side
    434,620,137.40x = 170,810,995,024,027,552
  5. Step 5: Solve for x
    x = 170,810,995,024,027,552/434,620,137.40
  6. Step 6: Final answer
    x = 393,012,150.90

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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.