Home / 1,954,176,043.20-2,931,264,064.80-1,372,567,012.80

Finding the Fourth Proportional to 1,954,176,043.20, 2,931,264,064.80 and 1,372,567,012.80

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Solution

The fourth proportional to 1,954,176,043.20, 2,931,264,064.80 and 1,372,567,012.80 is: 2,058,850,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,176,043.20 : 2,931,264,064.80 = 1,372,567,012.80 : x
  2. Step 2: Convert to fraction form
    1,954,176,043.20/2,931,264,064.80 = 1,372,567,012.80/x
  3. Step 3: Cross multiply
    1,954,176,043.20x = 2,931,264,064.80 × 1,372,567,012.80
  4. Step 4: Simplify right side
    1,954,176,043.20x = 4,023,356,361,150,521,856
  5. Step 5: Solve for x
    x = 4,023,356,361,150,521,856/1,954,176,043.20
  6. Step 6: Final answer
    x = 2,058,850,519.20

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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.