Home / 847,747,250.70-1,271,681,410.50-225,959,225.51

Finding the Fourth Proportional to 847,747,250.70, 1,271,681,410.50 and 225,959,225.51

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Solution

The fourth proportional to 847,747,250.70, 1,271,681,410.50 and 225,959,225.51 is: 338,954,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,747,250.70 : 1,271,681,410.50 = 225,959,225.51 : x
  2. Step 2: Convert to fraction form
    847,747,250.70/1,271,681,410.50 = 225,959,225.51/x
  3. Step 3: Cross multiply
    847,747,250.70x = 1,271,681,410.50 × 225,959,225.51
  4. Step 4: Simplify right side
    847,747,250.70x = 287,348,146,605,685,984
  5. Step 5: Solve for x
    x = 287,348,146,605,685,984/847,747,250.70
  6. Step 6: Final answer
    x = 338,954,973.16

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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.