Home / 2,157,132,983.68-2,978,899,451.40-2,039,613,754.24

Finding the Fourth Proportional to 2,157,132,983.68, 2,978,899,451.40 and 2,039,613,754.24

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Solution

The fourth proportional to 2,157,132,983.68, 2,978,899,451.40 and 2,039,613,754.24 is: 2,816,610,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,132,983.68 : 2,978,899,451.40 = 2,039,613,754.24 : x
  2. Step 2: Convert to fraction form
    2,157,132,983.68/2,978,899,451.40 = 2,039,613,754.24/x
  3. Step 3: Cross multiply
    2,157,132,983.68x = 2,978,899,451.40 × 2,039,613,754.24
  4. Step 4: Simplify right side
    2,157,132,983.68x = 6,075,804,293,573,430,272
  5. Step 5: Solve for x
    x = 6,075,804,293,573,430,272/2,157,132,983.68
  6. Step 6: Final answer
    x = 2,816,610,908.80

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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.