Home / 1,152,117,347.64-1,727,476,208.30-451,770,457.83

Finding the Fourth Proportional to 1,152,117,347.64, 1,727,476,208.30 and 451,770,457.83

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Solution

The fourth proportional to 1,152,117,347.64, 1,727,476,208.30 and 451,770,457.83 is: 677,381,274.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,117,347.64 : 1,727,476,208.30 = 451,770,457.83 : x
  2. Step 2: Convert to fraction form
    1,152,117,347.64/1,727,476,208.30 = 451,770,457.83/x
  3. Step 3: Cross multiply
    1,152,117,347.64x = 1,727,476,208.30 × 451,770,457.83
  4. Step 4: Simplify right side
    1,152,117,347.64x = 780,422,717,511,864,576
  5. Step 5: Solve for x
    x = 780,422,717,511,864,576/1,152,117,347.64
  6. Step 6: Final answer
    x = 677,381,274.67

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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.