Home / 885,473,960.20-1,329,014,006.70-449,078,230.60

Finding the Fourth Proportional to 885,473,960.20, 1,329,014,006.70 and 449,078,230.60

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Solution

The fourth proportional to 885,473,960.20, 1,329,014,006.70 and 449,078,230.60 is: 674,024,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,473,960.20 : 1,329,014,006.70 = 449,078,230.60 : x
  2. Step 2: Convert to fraction form
    885,473,960.20/1,329,014,006.70 = 449,078,230.60/x
  3. Step 3: Cross multiply
    885,473,960.20x = 1,329,014,006.70 × 449,078,230.60
  4. Step 4: Simplify right side
    885,473,960.20x = 596,831,258,571,452,544
  5. Step 5: Solve for x
    x = 596,831,258,571,452,544/885,473,960.20
  6. Step 6: Final answer
    x = 674,024,630.20

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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.