Home / 1,026,079,197.34-1,415,951,357.31-556,170,429.22

Finding the Fourth Proportional to 1,026,079,197.34, 1,415,951,357.31 and 556,170,429.22

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Solution

The fourth proportional to 1,026,079,197.34, 1,415,951,357.31 and 556,170,429.22 is: 767,494,630.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,079,197.34 : 1,415,951,357.31 = 556,170,429.22 : x
  2. Step 2: Convert to fraction form
    1,026,079,197.34/1,415,951,357.31 = 556,170,429.22/x
  3. Step 3: Cross multiply
    1,026,079,197.34x = 1,415,951,357.31 × 556,170,429.22
  4. Step 4: Simplify right side
    1,026,079,197.34x = 787,510,274,149,744,256
  5. Step 5: Solve for x
    x = 787,510,274,149,744,256/1,026,079,197.34
  6. Step 6: Final answer
    x = 767,494,630.23

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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.