Home / 999,895,440.76-1,499,296,400.20-793,956,738.88

Finding the Fourth Proportional to 999,895,440.76, 1,499,296,400.20 and 793,956,738.88

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Solution

The fourth proportional to 999,895,440.76, 1,499,296,400.20 and 793,956,738.88 is: 1,190,500,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,895,440.76 : 1,499,296,400.20 = 793,956,738.88 : x
  2. Step 2: Convert to fraction form
    999,895,440.76/1,499,296,400.20 = 793,956,738.88/x
  3. Step 3: Cross multiply
    999,895,440.76x = 1,499,296,400.20 × 793,956,738.88
  4. Step 4: Simplify right side
    999,895,440.76x = 1,190,376,480,517,315,328
  5. Step 5: Solve for x
    x = 1,190,376,480,517,315,328/999,895,440.76
  6. Step 6: Final answer
    x = 1,190,500,958.39

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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.