Home / 716,199,947.16-1,074,299,862.41-198,630,381.03

Finding the Fourth Proportional to 716,199,947.16, 1,074,299,862.41 and 198,630,381.03

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Solution

The fourth proportional to 716,199,947.16, 1,074,299,862.41 and 198,630,381.03 is: 297,945,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,199,947.16 : 1,074,299,862.41 = 198,630,381.03 : x
  2. Step 2: Convert to fraction form
    716,199,947.16/1,074,299,862.41 = 198,630,381.03/x
  3. Step 3: Cross multiply
    716,199,947.16x = 1,074,299,862.41 × 198,630,381.03
  4. Step 4: Simplify right side
    716,199,947.16x = 213,388,591,007,820,256
  5. Step 5: Solve for x
    x = 213,388,591,007,820,256/716,199,947.16
  6. Step 6: Final answer
    x = 297,945,555.36

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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.