Home / 2,276,005,791.35-3,140,956,997.96-1,272,465,638.75

Finding the Fourth Proportional to 2,276,005,791.35, 3,140,956,997.96 and 1,272,465,638.75

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Solution

The fourth proportional to 2,276,005,791.35, 3,140,956,997.96 and 1,272,465,638.75 is: 1,756,041,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,005,791.35 : 3,140,956,997.96 = 1,272,465,638.75 : x
  2. Step 2: Convert to fraction form
    2,276,005,791.35/3,140,956,997.96 = 1,272,465,638.75/x
  3. Step 3: Cross multiply
    2,276,005,791.35x = 3,140,956,997.96 × 1,272,465,638.75
  4. Step 4: Simplify right side
    2,276,005,791.35x = 3,996,759,852,696,944,128
  5. Step 5: Solve for x
    x = 3,996,759,852,696,944,128/2,276,005,791.35
  6. Step 6: Final answer
    x = 1,756,041,161.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.