Home / 1,779,377,405.56-2,669,510,670.66-1,255,768,861.72

Finding the Fourth Proportional to 1,779,377,405.56, 2,669,510,670.66 and 1,255,768,861.72

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Solution

The fourth proportional to 1,779,377,405.56, 2,669,510,670.66 and 1,255,768,861.72 is: 1,883,967,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,377,405.56 : 2,669,510,670.66 = 1,255,768,861.72 : x
  2. Step 2: Convert to fraction form
    1,779,377,405.56/2,669,510,670.66 = 1,255,768,861.72/x
  3. Step 3: Cross multiply
    1,779,377,405.56x = 2,669,510,670.66 × 1,255,768,861.72
  4. Step 4: Simplify right side
    1,779,377,405.56x = 3,352,288,376,244,101,632
  5. Step 5: Solve for x
    x = 3,352,288,376,244,101,632/1,779,377,405.56
  6. Step 6: Final answer
    x = 1,883,967,035.76

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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.