Home / 2,449,139,675.46-3,379,715,402.63-1,445,880,421.86

Finding the Fourth Proportional to 2,449,139,675.46, 3,379,715,402.63 and 1,445,880,421.86

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Solution

The fourth proportional to 2,449,139,675.46, 3,379,715,402.63 and 1,445,880,421.86 is: 1,995,257,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449,139,675.46 : 3,379,715,402.63 = 1,445,880,421.86 : x
  2. Step 2: Convert to fraction form
    2,449,139,675.46/3,379,715,402.63 = 1,445,880,421.86/x
  3. Step 3: Cross multiply
    2,449,139,675.46x = 3,379,715,402.63 × 1,445,880,421.86
  4. Step 4: Simplify right side
    2,449,139,675.46x = 4,886,664,332,121,404,416
  5. Step 5: Solve for x
    x = 4,886,664,332,121,404,416/2,449,139,675.46
  6. Step 6: Final answer
    x = 1,995,257,510.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.