Home / 11,459,811,392.28-17,189,715,980.38-3,178,698,800.76

Finding the Fourth Proportional to 11,459,811,392.28, 17,189,715,980.38 and 3,178,698,800.76

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Solution

The fourth proportional to 11,459,811,392.28, 17,189,715,980.38 and 3,178,698,800.76 is: 4,768,047,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459,811,392.28 : 17,189,715,980.38 = 3,178,698,800.76 : x
  2. Step 2: Convert to fraction form
    11,459,811,392.28/17,189,715,980.38 = 3,178,698,800.76/x
  3. Step 3: Cross multiply
    11,459,811,392.28x = 17,189,715,980.38 × 3,178,698,800.76
  4. Step 4: Simplify right side
    11,459,811,392.28x = 54,640,929,572,238,917,632
  5. Step 5: Solve for x
    x = 54,640,929,572,238,917,632/11,459,811,392.28
  6. Step 6: Final answer
    x = 4,768,047,893.79

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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.