Home / 1,500,588,733.92-2,070,824,611.68-831,544,954.56

Finding the Fourth Proportional to 1,500,588,733.92, 2,070,824,611.68 and 831,544,954.56

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Solution

The fourth proportional to 1,500,588,733.92, 2,070,824,611.68 and 831,544,954.56 is: 1,147,538,775.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,588,733.92 : 2,070,824,611.68 = 831,544,954.56 : x
  2. Step 2: Convert to fraction form
    1,500,588,733.92/2,070,824,611.68 = 831,544,954.56/x
  3. Step 3: Cross multiply
    1,500,588,733.92x = 2,070,824,611.68 × 831,544,954.56
  4. Step 4: Simplify right side
    1,500,588,733.92x = 1,721,983,757,621,175,296
  5. Step 5: Solve for x
    x = 1,721,983,757,621,175,296/1,500,588,733.92
  6. Step 6: Final answer
    x = 1,147,538,775.08

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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.